<?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/changelog.xml" rel="self" type="application/rss+xml"/><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_019fc594-2b2e-77ad-b651-f87eccc2b726</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fc594-2b2e-77ad-b651-f87eccc2b726</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-08-02.</description><pubDate>Mon, 03 Aug 2026 03:04:09 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_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_019fc594-2b2e-72d6-8eca-6ec0d97dcd0b</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fc594-2b2e-72d6-8eca-6ec0d97dcd0b</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-08-02.</description><pubDate>Mon, 03 Aug 2026 03:04:09 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_019fc594-2b2d-7da3-9ec1-21439fb67239</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fc594-2b2d-7da3-9ec1-21439fb67239</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-08-02.</description><pubDate>Mon, 03 Aug 2026 03:04:09 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_019fc594-2b2d-74cd-ae0b-7153e12ff75a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fc594-2b2d-74cd-ae0b-7153e12ff75a</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-08-02.</description><pubDate>Mon, 03 Aug 2026 03:04:09 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_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_019fc594-2b2b-7b9b-b753-885498b0f78d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fc594-2b2b-7b9b-b753-885498b0f78d</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-08-02.</description><pubDate>Mon, 03 Aug 2026 03:04:09 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_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_019fc06e-fffe-7dee-9ba7-079c25216053</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fc06e-fffe-7dee-9ba7-079c25216053</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-08-01.</description><pubDate>Sun, 02 Aug 2026 03:05:27 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_019fc06e-ffff-74ab-a5c2-d0b912311348</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fc06e-ffff-74ab-a5c2-d0b912311348</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-08-01.</description><pubDate>Sun, 02 Aug 2026 03:05:27 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_019fc06f-0000-72aa-8eec-872e625054fe</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fc06f-0000-72aa-8eec-872e625054fe</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-08-01.</description><pubDate>Sun, 02 Aug 2026 03:05:27 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_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_019fc06e-ffff-7d0e-92f8-4c25fe2e6809</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fc06e-ffff-7d0e-92f8-4c25fe2e6809</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-08-01.</description><pubDate>Sun, 02 Aug 2026 03:05:27 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_019fc06e-ffff-78de-a866-3e54ce3a1396</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fc06e-ffff-78de-a866-3e54ce3a1396</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-08-01.</description><pubDate>Sun, 02 Aug 2026 03:05:27 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_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_019fbb48-28a7-7cce-93d6-1186096341e0</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fbb48-28a7-7cce-93d6-1186096341e0</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-07-31.</description><pubDate>Sat, 01 Aug 2026 03:04:56 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_019fbb48-28a8-7870-ae40-d5dfdd929b28</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fbb48-28a8-7870-ae40-d5dfdd929b28</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-07-31.</description><pubDate>Sat, 01 Aug 2026 03:04:56 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_019fbb48-28a8-7d56-87dc-06bb23a90c4a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fbb48-28a8-7d56-87dc-06bb23a90c4a</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-07-31.</description><pubDate>Sat, 01 Aug 2026 03:04:56 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_019fbb48-28a9-7270-9e29-33db35c101c5</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fbb48-28a9-7270-9e29-33db35c101c5</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-07-31.</description><pubDate>Sat, 01 Aug 2026 03:04:56 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_019fbb48-28a9-76c5-a347-7ee40b5da5b2</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019fbb48-28a9-76c5-a347-7ee40b5da5b2</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-07-31.</description><pubDate>Sat, 01 Aug 2026 03:04:56 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_019faf2c-c06e-7623-bbd1-627d79574011</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019faf2c-c06e-7623-bbd1-627d79574011</guid><description>Authorization (unverified → fail). Compared against 2026-07-28.</description><pubDate>Wed, 29 Jul 2026 18:39:33 GMT</pubDate><category>critical</category><category>regression</category><category>check.reverified</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_019faf2c-c070-71fd-84ad-7477a18a06b5</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019faf2c-c070-71fd-84ad-7477a18a06b5</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-07-28.</description><pubDate>Wed, 29 Jul 2026 18:39:33 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_019faf2c-c06f-7bb2-9966-0115e3774bcb</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019faf2c-c06f-7bb2-9966-0115e3774bcb</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-07-28.</description><pubDate>Wed, 29 Jul 2026 18:39:33 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_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_019faf2c-c06f-728c-9059-5be4ac6a029d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019faf2c-c06f-728c-9059-5be4ac6a029d</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-07-28.</description><pubDate>Wed, 29 Jul 2026 18:39:33 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_019faf2c-c070-776f-a1a4-9a84a926a036</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019faf2c-c070-776f-a1a4-9a84a926a036</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-07-28.</description><pubDate>Wed, 29 Jul 2026 18:39:33 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_019faf2c-c070-7cec-8a43-8994d68083ff</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019faf2c-c070-7cec-8a43-8994d68083ff</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-07-28.</description><pubDate>Wed, 29 Jul 2026 18:39:33 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_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_019faa14-1669-776e-9b0c-664c6978e60e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019faa14-1669-776e-9b0c-664c6978e60e</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-07-27.</description><pubDate>Tue, 28 Jul 2026 18:54:31 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_019faa14-166a-7437-bbef-7a599f66c964</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019faa14-166a-7437-bbef-7a599f66c964</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-07-27.</description><pubDate>Tue, 28 Jul 2026 18:54:31 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_019faa14-1669-722b-9092-8c7e16c258fb</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019faa14-1669-722b-9092-8c7e16c258fb</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-07-27.</description><pubDate>Tue, 28 Jul 2026 18:54:31 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_019faa14-1669-7ba5-8dd6-a75479b2aa21</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019faa14-1669-7ba5-8dd6-a75479b2aa21</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-07-27.</description><pubDate>Tue, 28 Jul 2026 18:54:31 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_019faa14-166a-7040-b210-8c1eac3fbb10</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-cactus/cactus-mcp#chg-chg_019faa14-166a-7040-b210-8c1eac3fbb10</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-07-27.</description><pubDate>Tue, 28 Jul 2026 18:54:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item></channel></rss>