<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Arcgis Chatham · arcgis-chatham-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-arcgis-chatham/arcgis-chatham-mcp.xml" rel="self" type="application/rss+xml"/><item><title>[SECURITY] arcgis-chatham-mcp: Authorization (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09d49-3e93-7af3-beba-70390e2e9a77</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09d49-3e93-7af3-beba-70390e2e9a77</guid><description>Authorization (pass → unverified). Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 00:20:18 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Stability (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09d49-3e98-70f0-9a8a-096439815d1c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09d49-3e98-70f0-9a8a-096439815d1c</guid><description>Stability (pass → fail). Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 00:20:18 GMT</pubDate><category>security</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool safety (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09d49-3e98-7994-953b-6f3dba53b63e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09d49-3e98-7994-953b-6f3dba53b63e</guid><description>Tool safety (pass → unverified). Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 00:20:18 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Authorization (fail → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09828-edd1-7d70-baef-dc1364501392</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09828-edd1-7d70-baef-dc1364501392</guid><description>Authorization (fail → pass). Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 00:26:54 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09828-edd3-7388-ac49-1063c5ebc4a3</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09828-edd3-7388-ac49-1063c5ebc4a3</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 00:26:54 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09828-edd3-7954-bafc-a154a458221d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09828-edd3-7954-bafc-a154a458221d</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 00:26:54 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09828-edd3-7dd9-a1b9-530d071f071f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09828-edd3-7dd9-a1b9-530d071f071f</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 00:26:54 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09828-edd4-72fa-9b55-746756304bb5</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09828-edd4-72fa-9b55-746756304bb5</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 00:26:54 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09828-edd4-773f-b114-eb64db8c4587</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a09828-edd4-773f-b114-eb64db8c4587</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 00:26:54 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f67-7795-912c-01c7d7a415b4</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f67-7795-912c-01c7d7a415b4</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 00:08:11 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f6a-7663-a653-72389aab3a2b</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f6a-7663-a653-72389aab3a2b</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 00:08:11 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f6b-7338-ad2e-7578107b4c5f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f6b-7338-ad2e-7578107b4c5f</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 00:08:11 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “bet_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f6b-7991-98d3-ea69456efc61</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f6b-7991-98d3-ea69456efc61</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 00:08:11 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f6c-730e-858b-1114606f574a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f6c-730e-858b-1114606f574a</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 00:08:11 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f6c-7777-9edf-e41101d4d5fd</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f6c-7777-9edf-e41101d4d5fd</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 00:08:11 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f6d-70af-89d1-0b9e7a91ee26</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a092f1-6f6d-70af-89d1-0b9e7a91ee26</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 00:08:11 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08dcd-ed92-7cba-a4ec-9a308e55f9be</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08dcd-ed92-7cba-a4ec-9a308e55f9be</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 00:11:18 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08dcd-ed93-7df0-9e65-7f146ff1e728</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08dcd-ed93-7df0-9e65-7f146ff1e728</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 00:11:18 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08dcd-ed94-7396-b190-a0af02155546</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08dcd-ed94-7396-b190-a0af02155546</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 00:11:18 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08dcd-ed94-790d-b08e-b6ccb085e01c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08dcd-ed94-790d-b08e-b6ccb085e01c</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 00:11:18 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08dcd-ed94-7d5e-832d-eda2ddfcd632</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08dcd-ed94-7d5e-832d-eda2ddfcd632</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 00:11:18 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[CRITICAL] arcgis-chatham-mcp: Authorization (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a088ac-7c34-7145-9e03-2ad674ba43e4</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a088ac-7c34-7145-9e03-2ad674ba43e4</guid><description>Authorization (pass → fail). Compared against 2026-09-09.</description><pubDate>Thu, 10 Sep 2026 00:16:40 GMT</pubDate><category>critical</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a088ac-7c36-7c31-a94d-dbf149c173d5</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a088ac-7c36-7c31-a94d-dbf149c173d5</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 00:16:40 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a088ac-7c37-7843-8f18-414c537c40fd</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a088ac-7c37-7843-8f18-414c537c40fd</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 00:16:40 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a088ac-7c38-76d4-929b-35c11b775bbb</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a088ac-7c38-76d4-929b-35c11b775bbb</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 00:16:40 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a088ac-7c3d-769d-8195-6130bd1624eb</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a088ac-7c3d-769d-8195-6130bd1624eb</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 00:16:40 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a088ac-7c3e-7224-a946-be57db3fa87d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a088ac-7c3e-7224-a946-be57db3fa87d</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 00:16:40 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Authorization (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08383-a43b-7b86-a092-7a13032807ff</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08383-a43b-7b86-a092-7a13032807ff</guid><description>Authorization (unverified → pass). Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 00:13:57 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Injection markers (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08383-a43c-7ce2-b442-37eea479ebe0</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08383-a43c-7ce2-b442-37eea479ebe0</guid><description>Injection markers (unverified → pass). Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 00:13:57 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Stability (fail → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08383-a43d-7380-8bf6-aa459e00357f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a08383-a43d-7380-8bf6-aa459e00357f</guid><description>Stability (fail → pass). Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 00:13:57 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Authorization (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07e5a-724d-7b85-8541-f91d8c8da578</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07e5a-724d-7b85-8541-f91d8c8da578</guid><description>Authorization (pass → unverified). Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 00:10:51 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Stability (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07e5a-724f-74ae-9578-3e4cecc84864</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07e5a-724f-74ae-9578-3e4cecc84864</guid><description>Stability (pass → fail). Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 00:10:51 GMT</pubDate><category>security</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool safety (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07e5a-724f-7e6e-9ac5-99bad06c9982</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07e5a-724f-7e6e-9ac5-99bad06c9982</guid><description>Tool safety (pass → unverified). Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 00:10:51 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Authorization (fail → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07409-181e-7c44-a82c-1aba8e7dc5e2</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07409-181e-7c44-a82c-1aba8e7dc5e2</guid><description>Authorization (fail → pass). Compared against 2026-09-05.</description><pubDate>Sun, 06 Sep 2026 00:05:47 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07409-1820-72b1-aff6-7881bb9f5ed9</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07409-1820-72b1-aff6-7881bb9f5ed9</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-05.</description><pubDate>Sun, 06 Sep 2026 00:05:47 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07409-1820-7bbb-8a3b-6a65c8816f3c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07409-1820-7bbb-8a3b-6a65c8816f3c</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-05.</description><pubDate>Sun, 06 Sep 2026 00:05:47 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07409-1822-788f-8cca-bd5334a47281</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07409-1822-788f-8cca-bd5334a47281</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-05.</description><pubDate>Sun, 06 Sep 2026 00:05:47 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07409-1822-7edc-9feb-8563d297b9a0</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07409-1822-7edc-9feb-8563d297b9a0</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-05.</description><pubDate>Sun, 06 Sep 2026 00:05:47 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07409-1823-75be-9a02-f557158a2d91</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a07409-1823-75be-9a02-f557158a2d91</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-05.</description><pubDate>Sun, 06 Sep 2026 00:05:47 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a06ee3-bc2a-710a-90f2-ccbf624d810d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a06ee3-bc2a-710a-90f2-ccbf624d810d</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-04.</description><pubDate>Sat, 05 Sep 2026 00:06:53 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a06ee3-bc2b-7bd1-a9bf-bf2807a0f308</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a06ee3-bc2b-7bd1-a9bf-bf2807a0f308</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-04.</description><pubDate>Sat, 05 Sep 2026 00:06:53 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a06ee3-bc2f-74af-b529-f5ff10adcb29</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a06ee3-bc2f-74af-b529-f5ff10adcb29</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-04.</description><pubDate>Sat, 05 Sep 2026 00:06:53 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a06ee3-bc2f-79c2-9bd7-46426d336893</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a06ee3-bc2f-79c2-9bd7-46426d336893</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-04.</description><pubDate>Sat, 05 Sep 2026 00:06:53 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a06ee3-bc33-774b-8e54-e45349c5d2b2</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a06ee3-bc33-774b-8e54-e45349c5d2b2</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-04.</description><pubDate>Sat, 05 Sep 2026 00:06:53 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[CRITICAL] arcgis-chatham-mcp: Authorization (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a069c1-9098-7b4d-a498-698afd27c4bd</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a069c1-9098-7b4d-a498-698afd27c4bd</guid><description>Authorization (pass → fail). Compared against 2026-09-03.</description><pubDate>Fri, 04 Sep 2026 00:11:28 GMT</pubDate><category>critical</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a069c1-909a-707d-8605-7058bf09d4a9</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a069c1-909a-707d-8605-7058bf09d4a9</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-03.</description><pubDate>Fri, 04 Sep 2026 00:11:28 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a069c1-909b-74ea-b17f-f52f2c4bf183</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a069c1-909b-74ea-b17f-f52f2c4bf183</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-03.</description><pubDate>Fri, 04 Sep 2026 00:11:28 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a069c1-909b-79ea-8fa2-f44a06542d90</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a069c1-909b-79ea-8fa2-f44a06542d90</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-03.</description><pubDate>Fri, 04 Sep 2026 00:11:28 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a069c1-909b-7e6a-bb93-007977ac1641</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a069c1-909b-7e6a-bb93-007977ac1641</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-03.</description><pubDate>Fri, 04 Sep 2026 00:11:28 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-chatham-mcp: Tool “entity_profile” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a069c1-909c-73a7-b8d4-1cea2a7da084</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-chatham/arcgis-chatham-mcp#chg-chg_01a069c1-909c-73a7-b8d4-1cea2a7da084</guid><description>Tool “entity_profile” rewrote its description, which is the text the model reads. Compared against 2026-09-03.</description><pubDate>Fri, 04 Sep 2026 00:11:28 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item></channel></rss>