<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Cactus · cactus-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-cactus/cactus-mcp.xml" rel="self" type="application/rss+xml"/><item><title>[SECURITY] cactus-mcp: Stability (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09ddd-092f-749d-9a64-9e91fad981df</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09ddd-092f-749d-9a64-9e91fad981df</guid><description>Stability (pass → fail). Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 03:01:43 GMT</pubDate><category>security</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] cactus-mcp: Authorization (fail → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09ddd-0930-76e5-af24-2deddd60e529</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09ddd-0930-76e5-af24-2deddd60e529</guid><description>Authorization (fail → unverified). Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 03:01:43 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] cactus-mcp: Tool safety (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09ddd-0930-7d3f-8f81-a62db4a3ef52</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09ddd-0930-7d3f-8f81-a62db4a3ef52</guid><description>Tool safety (pass → unverified). Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 03:01:43 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[CRITICAL] cactus-mcp: Authorization (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a098b6-bc4a-727a-ae84-40414f3e9de1</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a098b6-bc4a-727a-ae84-40414f3e9de1</guid><description>Authorization (pass → fail). Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 03:01:47 GMT</pubDate><category>critical</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a098b6-bc4c-7b30-a8f3-b0c3d375d584</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a098b6-bc4c-7b30-a8f3-b0c3d375d584</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 03:01:47 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a098b6-bc4d-72b6-8e81-612046684bfb</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a098b6-bc4d-72b6-8e81-612046684bfb</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 03:01:47 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a098b6-bc4d-7d3b-973d-5c797c5b93d7</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a098b6-bc4d-7d3b-973d-5c797c5b93d7</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 03:01:47 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a098b6-bc4e-7235-8282-101c7810f70a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a098b6-bc4e-7235-8282-101c7810f70a</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 03:01:47 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a098b6-bc4e-7b29-899b-5cc088ec2efb</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a098b6-bc4e-7b29-899b-5cc088ec2efb</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 03:01:47 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] cactus-mcp: Authorization (fail → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3cf-74ec-9220-08dcbc228e62</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3cf-74ec-9220-08dcbc228e62</guid><description>Authorization (fail → pass). Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 03:10:53 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d0-7484-b049-956f19b6fb39</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d0-7484-b049-956f19b6fb39</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 03:10:53 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d0-79f8-be71-1be939348e30</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d0-79f8-be71-1be939348e30</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 03:10:53 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d1-7018-b2b3-8971f1c2d0fd</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d1-7018-b2b3-8971f1c2d0fd</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 03:10:53 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “bet_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d1-7554-b1ea-f19097590bbf</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d1-7554-b1ea-f19097590bbf</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 03:10:53 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d1-7ee2-aa04-413c3f9b0035</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d1-7ee2-aa04-413c3f9b0035</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 03:10:53 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d2-7440-9489-610a767bdf63</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d2-7440-9489-610a767bdf63</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 03:10:53 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d2-7bef-a7a3-916914dcda25</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a09398-b3d2-7bef-a7a3-916914dcda25</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 03:10:53 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[CRITICAL] cactus-mcp: Authorization (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08e72-8381-7523-a475-9ecf243300e7</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08e72-8381-7523-a475-9ecf243300e7</guid><description>Authorization (pass → fail). Compared against 2026-09-10.</description><pubDate>Fri, 11 Sep 2026 03:11:04 GMT</pubDate><category>critical</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08e72-8382-763e-a1ee-dbccfdbd9f29</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08e72-8382-763e-a1ee-dbccfdbd9f29</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 03:11:04 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08e72-8382-7ae6-bc43-803527a07221</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08e72-8382-7ae6-bc43-803527a07221</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 03:11:04 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08e72-8382-7e9c-9672-b9b1eb507e73</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08e72-8382-7e9c-9672-b9b1eb507e73</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 03:11:04 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08e72-8383-7362-b8c1-d0ac69ca4ff4</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08e72-8383-7362-b8c1-d0ac69ca4ff4</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 03:11:04 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08e72-8383-787a-8972-a6acaacee123</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08e72-8383-787a-8972-a6acaacee123</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 03:11:04 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a0894c-3f38-7bf6-b7d2-c2d096466e7a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a0894c-3f38-7bf6-b7d2-c2d096466e7a</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 03:11:10 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a0894c-3f39-7e06-99f1-1701d2de033c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a0894c-3f39-7e06-99f1-1701d2de033c</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 03:11:10 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a0894c-3f3c-783a-8753-4b533896bd37</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a0894c-3f3c-783a-8753-4b533896bd37</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 03:11:10 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a0894c-3f3c-7cd3-96e2-326d4b52e46d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a0894c-3f3c-7cd3-96e2-326d4b52e46d</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 03:11:10 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a0894c-3f3d-713a-b62b-edca408c40a3</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a0894c-3f3d-713a-b62b-edca408c40a3</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 03:11:10 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] cactus-mcp: Authorization (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08425-7c04-7ad1-a68e-25bde4a63a7a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08425-7c04-7ad1-a68e-25bde4a63a7a</guid><description>Authorization (unverified → pass). Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 03:10:44 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08425-7c05-7b1e-8d61-50ac123b7ce8</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08425-7c05-7b1e-8d61-50ac123b7ce8</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 03:10:44 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08425-7c06-7105-9739-1a34a1f03738</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08425-7c06-7105-9739-1a34a1f03738</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 03:10:44 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08425-7c06-7599-b75e-116d6b88dff1</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08425-7c06-7599-b75e-116d6b88dff1</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 03:10:44 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08425-7c06-79d7-a118-0ce198fc587d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08425-7c06-79d7-a118-0ce198fc587d</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 03:10:44 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08425-7c06-7dbd-9e1b-385126961ebd</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a08425-7c06-7dbd-9e1b-385126961ebd</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 03:10:44 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] cactus-mcp: Authorization (fail → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a07f02-6b6c-70c9-bf14-316b3c3fa126</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a07f02-6b6c-70c9-bf14-316b3c3fa126</guid><description>Authorization (fail → unverified). Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 03:14:20 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a07f02-6b6d-710a-af69-a368a8e2c691</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a07f02-6b6d-710a-af69-a368a8e2c691</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 03:14:20 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a07f02-6b6d-7566-8c4a-95ea3b719753</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a07f02-6b6d-7566-8c4a-95ea3b719753</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 03:14:20 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a07f02-6b6d-7916-929e-131f30e5ae5d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a07f02-6b6d-7916-929e-131f30e5ae5d</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 03:14:20 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a07f02-6b6d-7caf-9c68-5c0d26f5d817</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a07f02-6b6d-7caf-9c68-5c0d26f5d817</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 03:14:20 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a07f02-6b6e-718c-9747-c60c29d6d356</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a07f02-6b6e-718c-9747-c60c29d6d356</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 03:14:20 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[CRITICAL] cactus-mcp: Authorization (unverified → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a079db-40b8-7d92-bb74-1e8a73db8896</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a079db-40b8-7d92-bb74-1e8a73db8896</guid><description>Authorization (unverified → fail). Compared against 2026-09-06.</description><pubDate>Mon, 07 Sep 2026 03:13:27 GMT</pubDate><category>critical</category><category>regression</category><category>check.reverified</category></item><item><title>[SECURITY] cactus-mcp: Injection markers (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a079db-40ba-72be-8f62-cb2490ce8288</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a079db-40ba-72be-8f62-cb2490ce8288</guid><description>Injection markers (unverified → pass). Compared against 2026-09-06.</description><pubDate>Mon, 07 Sep 2026 03:13:27 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] cactus-mcp: Stability (fail → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a079db-40bc-797c-8ad9-dec488343fce</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a079db-40bc-797c-8ad9-dec488343fce</guid><description>Stability (fail → pass). Compared against 2026-09-06.</description><pubDate>Mon, 07 Sep 2026 03:13:27 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] cactus-mcp: Stability (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06f8b-fa92-7c6b-9ea1-56ff3c535d11</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06f8b-fa92-7c6b-9ea1-56ff3c535d11</guid><description>Stability (pass → fail). Compared against 2026-09-04.</description><pubDate>Sat, 05 Sep 2026 03:10:39 GMT</pubDate><category>security</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] cactus-mcp: Authorization (fail → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06f8b-fa94-71fa-8aba-8ef2655aff4d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06f8b-fa94-71fa-8aba-8ef2655aff4d</guid><description>Authorization (fail → unverified). Compared against 2026-09-04.</description><pubDate>Sat, 05 Sep 2026 03:10:39 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] cactus-mcp: Tool safety (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06f8b-fa94-7874-be24-c0f0a011ae17</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06f8b-fa94-7874-be24-c0f0a011ae17</guid><description>Tool safety (pass → unverified). Compared against 2026-09-04.</description><pubDate>Sat, 05 Sep 2026 03:10:39 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[CRITICAL] cactus-mcp: Authorization (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06a65-c599-7b7e-9283-9e33b4d2e377</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06a65-c599-7b7e-9283-9e33b4d2e377</guid><description>Authorization (pass → fail). Compared against 2026-09-03.</description><pubDate>Fri, 04 Sep 2026 03:10:49 GMT</pubDate><category>critical</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06a65-c59a-7f2b-ad1e-567f1f5218ed</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06a65-c59a-7f2b-ad1e-567f1f5218ed</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 03:10:49 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06a65-c59b-7773-a0bf-dfb1807b1fc5</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06a65-c59b-7773-a0bf-dfb1807b1fc5</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 03:10:49 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] cactus-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06a65-c59b-7c63-99f1-b7db63daa868</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_01a06a65-c59b-7c63-99f1-b7db63daa868</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 03:10:49 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item></channel></rss>