<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Federal Register · federal-register-mcp · changes | VerifyMCP</title><description>Recorded changes to this MCP component: tools, parameters, capabilities, advisories and trust-score checks. Security-relevant changes by default; append ?materiality=all for everything.</description><link>https://verifymcp.io</link><atom:link href="https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp.xml" rel="self" type="application/rss+xml"/><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b6fc-5327-7ed7-9dd0-f00e50b06573</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b6fc-5327-7ed7-9dd0-f00e50b06573</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-18.</description><pubDate>Sat, 19 Sep 2026 00:06:24 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b6fc-532e-7179-831e-3da5ce68a261</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b6fc-532e-7179-831e-3da5ce68a261</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-18.</description><pubDate>Sat, 19 Sep 2026 00:06:24 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b6fc-5330-7375-9243-75f68d404db4</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b6fc-5330-7375-9243-75f68d404db4</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-18.</description><pubDate>Sat, 19 Sep 2026 00:06:24 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b6fc-5331-7984-8d6e-3d5a1290cc9c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b6fc-5331-7984-8d6e-3d5a1290cc9c</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-18.</description><pubDate>Sat, 19 Sep 2026 00:06:24 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b6fc-5333-79a2-aa67-4ede420bf8d4</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b6fc-5333-79a2-aa67-4ede420bf8d4</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-18.</description><pubDate>Sat, 19 Sep 2026 00:06:24 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] federal-register-mcp: Authorization (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b1d5-a633-7cef-971d-dfadbee18567</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b1d5-a633-7cef-971d-dfadbee18567</guid><description>Authorization (unverified → pass). Compared against 2026-09-17.</description><pubDate>Fri, 18 Sep 2026 00:06:03 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] federal-register-mcp: Injection markers (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b1d5-a63c-72dd-a11e-ab8f9c12948a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b1d5-a63c-72dd-a11e-ab8f9c12948a</guid><description>Injection markers (unverified → pass). Compared against 2026-09-17.</description><pubDate>Fri, 18 Sep 2026 00:06:03 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] federal-register-mcp: Stability (fail → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b1d5-a63c-7b7d-a7c5-b125748da031</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0b1d5-a63c-7b7d-a7c5-b125748da031</guid><description>Stability (fail → pass). Compared against 2026-09-17.</description><pubDate>Fri, 18 Sep 2026 00:06:03 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] federal-register-mcp: Stability (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0acaf-1fc6-7efb-a10c-926739081be4</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0acaf-1fc6-7efb-a10c-926739081be4</guid><description>Stability (pass → fail). Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:05:53 GMT</pubDate><category>security</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] federal-register-mcp: Authorization (fail → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0acaf-1fcb-7884-b06e-37b68e384041</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0acaf-1fcb-7884-b06e-37b68e384041</guid><description>Authorization (fail → unverified). Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:05:53 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] federal-register-mcp: Tool safety (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0acaf-1fcc-74d7-a275-6c3aafdb61bd</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0acaf-1fcc-74d7-a275-6c3aafdb61bd</guid><description>Tool safety (pass → unverified). Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:05:53 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[CRITICAL] federal-register-mcp: Authorization (unverified → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0a789-38c3-78d9-875c-9d217f036ed0</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0a789-38c3-78d9-875c-9d217f036ed0</guid><description>Authorization (unverified → fail). Compared against 2026-09-15.</description><pubDate>Wed, 16 Sep 2026 00:06:23 GMT</pubDate><category>critical</category><category>regression</category><category>check.reverified</category></item><item><title>[SECURITY] federal-register-mcp: Injection markers (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0a789-38c6-79aa-bcb4-bc7c309d3eb6</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0a789-38c6-79aa-bcb4-bc7c309d3eb6</guid><description>Injection markers (unverified → pass). Compared against 2026-09-15.</description><pubDate>Wed, 16 Sep 2026 00:06:23 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] federal-register-mcp: Stability (fail → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0a789-38cb-7aca-9d14-9c456fd79fcd</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0a789-38cb-7aca-9d14-9c456fd79fcd</guid><description>Stability (fail → pass). Compared against 2026-09-15.</description><pubDate>Wed, 16 Sep 2026 00:06:23 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] federal-register-mcp: Stability (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0a264-2909-7315-abd8-6e74d4b18b66</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0a264-2909-7315-abd8-6e74d4b18b66</guid><description>Stability (pass → fail). Compared against 2026-09-14.</description><pubDate>Tue, 15 Sep 2026 00:07:48 GMT</pubDate><category>security</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] federal-register-mcp: Authorization (fail → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0a264-290b-767d-9e39-e4dd165038c8</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0a264-290b-767d-9e39-e4dd165038c8</guid><description>Authorization (fail → unverified). Compared against 2026-09-14.</description><pubDate>Tue, 15 Sep 2026 00:07:48 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] federal-register-mcp: Tool safety (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0a264-290b-7ef1-85e6-686cc256ea1d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0a264-290b-7ef1-85e6-686cc256ea1d</guid><description>Tool safety (pass → unverified). Compared against 2026-09-14.</description><pubDate>Tue, 15 Sep 2026 00:07:48 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef06-7357-9a9b-885e56c2c50a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef06-7357-9a9b-885e56c2c50a</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 00:02:29 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef08-7a62-ab0f-1fde5041b807</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef08-7a62-ab0f-1fde5041b807</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 00:02:29 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef09-7167-ae89-05169f3cf03c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef09-7167-ae89-05169f3cf03c</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 00:02:29 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef0b-7305-8771-9563d7e6aa5e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef0b-7305-8771-9563d7e6aa5e</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 00:02:29 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “polymarket_arbitrage” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef0b-78e4-a0b0-909c2e7e0edb</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef0b-78e4-a0b0-909c2e7e0edb</guid><description>Tool “polymarket_arbitrage” rewrote its description, which is the text the model reads. Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 00:02:29 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef0b-7e7a-8a15-f2c4e0de000d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef0b-7e7a-8a15-f2c4e0de000d</guid><description>Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads. Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 00:02:29 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef0e-7126-96be-091e18734c0c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09d38-ef0e-7126-96be-091e18734c0c</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 00:02:29 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09814-01c6-7935-b5ef-871a4f84f2b6</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09814-01c6-7935-b5ef-871a4f84f2b6</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 00:04:02 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09814-01cf-7471-a9d7-bc1dfe03c395</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09814-01cf-7471-a9d7-bc1dfe03c395</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 00:04:02 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09814-01d2-78e1-95c9-4666150b4564</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09814-01d2-78e1-95c9-4666150b4564</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 00:04:02 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09814-01d3-7d44-97fe-e20acd318d3b</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09814-01d3-7d44-97fe-e20acd318d3b</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 00:04:02 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09814-01d6-7dc7-a6f2-d992b5512e3d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a09814-01d6-7dc7-a6f2-d992b5512e3d</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 00:04:02 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84cf-7342-975f-64b618300ca1</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84cf-7342-975f-64b618300ca1</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 00:02:49 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84d4-7510-825a-7ec09c179b51</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84d4-7510-825a-7ec09c179b51</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 00:02:49 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84da-7335-b5c6-2c31ecdde504</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84da-7335-b5c6-2c31ecdde504</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 00:02:49 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “bet_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84da-7e13-870d-58432311afb9</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84da-7e13-870d-58432311afb9</guid><description>Tool “bet_research” rewrote its description, which is the text the model reads. Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 00:02:49 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84db-78d2-a57a-21081b7dee30</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84db-78d2-a57a-21081b7dee30</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 00:02:49 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84dc-7788-932a-c9104feef6cd</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84dc-7788-932a-c9104feef6cd</guid><description>Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads. Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 00:02:49 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84dd-7dd4-ad04-36c224b9efbe</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a092ec-84dd-7dd4-ad04-36c224b9efbe</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 00:02:49 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a08dd6-13ef-7d8f-a0d7-5d27ccd35a1b</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a08dd6-13ef-7d8f-a0d7-5d27ccd35a1b</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-10.</description><pubDate>Fri, 11 Sep 2026 00:20:12 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a08dd6-13f0-7f21-b048-0362d4db41e9</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a08dd6-13f0-7f21-b048-0362d4db41e9</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-10.</description><pubDate>Fri, 11 Sep 2026 00:20:12 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a08dd6-13f1-75df-8e41-8fdf60c29ec7</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a08dd6-13f1-75df-8e41-8fdf60c29ec7</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-10.</description><pubDate>Fri, 11 Sep 2026 00:20:12 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a08dd6-13f1-7a96-adf1-ef6255a2c56d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a08dd6-13f1-7a96-adf1-ef6255a2c56d</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-10.</description><pubDate>Fri, 11 Sep 2026 00:20:12 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a08dd6-13f1-7eee-8ec2-46f4e9cbb92a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a08dd6-13f1-7eee-8ec2-46f4e9cbb92a</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-10.</description><pubDate>Fri, 11 Sep 2026 00:20:12 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[CRITICAL] federal-register-mcp: Authorization (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a088a2-460d-7bf1-acea-70c4d93f2495</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a088a2-460d-7bf1-acea-70c4d93f2495</guid><description>Authorization (pass → fail). Compared against 2026-09-09.</description><pubDate>Thu, 10 Sep 2026 00:05:31 GMT</pubDate><category>critical</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a088a2-460e-7c9a-99f5-576ed8300e2e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a088a2-460e-7c9a-99f5-576ed8300e2e</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-09.</description><pubDate>Thu, 10 Sep 2026 00:05:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a088a2-460f-7181-8595-8567ee770f5e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a088a2-460f-7181-8595-8567ee770f5e</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-09.</description><pubDate>Thu, 10 Sep 2026 00:05:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a088a2-460f-75fb-a1ea-e4507b43b1a8</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a088a2-460f-75fb-a1ea-e4507b43b1a8</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-09.</description><pubDate>Thu, 10 Sep 2026 00:05:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a088a2-4611-75ac-92db-7aa05056890c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a088a2-4611-75ac-92db-7aa05056890c</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-09.</description><pubDate>Thu, 10 Sep 2026 00:05:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] federal-register-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a088a2-4611-7af6-b226-6ab36aa4625c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a088a2-4611-7af6-b226-6ab36aa4625c</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-09.</description><pubDate>Thu, 10 Sep 2026 00:05:31 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] federal-register-mcp: Authorization (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0837d-56e2-7973-a197-144b0f55068c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0837d-56e2-7973-a197-144b0f55068c</guid><description>Authorization (unverified → pass). Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 00:07:04 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] federal-register-mcp: Injection markers (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0837d-56ef-7dd5-a33e-795531f14809</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0837d-56ef-7dd5-a33e-795531f14809</guid><description>Injection markers (unverified → pass). Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 00:07:04 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] federal-register-mcp: Stability (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0837d-56f3-7248-9b0d-a9e4cda80982</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-federal-register/federal-register-mcp#chg-chg_01a0837d-56f3-7248-9b0d-a9e4cda80982</guid><description>Stability (unverified → pass). Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 00:07:04 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item></channel></rss>