<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Myvariant · myvariant-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-myvariant/myvariant-mcp.xml" rel="self" type="application/rss+xml"/><item><title>[SECURITY] myvariant-mcp: Authorization (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a09e1a-2e29-750a-86ee-8c7955b01b92</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a09e1a-2e29-750a-86ee-8c7955b01b92</guid><description>Authorization (pass → unverified). Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 04:08:30 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] myvariant-mcp: Stability (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a09e1a-2e2a-725e-8a2a-0d3c06ed6aec</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a09e1a-2e2a-725e-8a2a-0d3c06ed6aec</guid><description>Stability (pass → fail). Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 04:08:30 GMT</pubDate><category>security</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] myvariant-mcp: Tool safety (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a09e1a-2e2a-76ef-bd71-b915c1bb714f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a09e1a-2e2a-76ef-bd71-b915c1bb714f</guid><description>Tool safety (pass → unverified). Compared against 2026-09-13.</description><pubDate>Mon, 14 Sep 2026 04:08:30 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] myvariant-mcp: Authorization (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a098f3-225e-7072-8d36-5cb2b8d9833b</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a098f3-225e-7072-8d36-5cb2b8d9833b</guid><description>Authorization (unverified → pass). Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 04:07:45 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] myvariant-mcp: Injection markers (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a098f3-225e-7e29-ac2e-0efa91a1b9fc</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a098f3-225e-7e29-ac2e-0efa91a1b9fc</guid><description>Injection markers (unverified → pass). Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 04:07:45 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] myvariant-mcp: Stability (fail → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a098f3-225f-74ab-b72d-724a2db0f39e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a098f3-225f-74ab-b72d-724a2db0f39e</guid><description>Stability (fail → pass). Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 04:07:45 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] myvariant-mcp: Authorization (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a093cd-70fa-79a0-b4de-28d49e596329</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a093cd-70fa-79a0-b4de-28d49e596329</guid><description>Authorization (pass → unverified). Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 04:08:29 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] myvariant-mcp: Stability (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a093cd-70fb-79a8-9462-4c907fb642f7</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a093cd-70fb-79a8-9462-4c907fb642f7</guid><description>Stability (pass → fail). Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 04:08:29 GMT</pubDate><category>security</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] myvariant-mcp: Tool safety (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a093cd-70fb-7e17-ae9d-65d8b59ce507</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a093cd-70fb-7e17-ae9d-65d8b59ce507</guid><description>Tool safety (pass → unverified). Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 04:08:29 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08ea7-4b58-75cb-ab9b-86dd3d603436</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08ea7-4b58-75cb-ab9b-86dd3d603436</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 04:08:43 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08ea7-4b59-7be8-b385-4b24a06f53f4</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08ea7-4b59-7be8-b385-4b24a06f53f4</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 04:08:43 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08ea7-4b5a-722a-8a0c-b806ba607593</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08ea7-4b5a-722a-8a0c-b806ba607593</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 04:08:43 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08ea7-4b5a-783a-8cb2-3eac2c245a33</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08ea7-4b5a-783a-8cb2-3eac2c245a33</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 04:08:43 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08ea7-4b5a-7e83-8d19-f0ee758148ae</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08ea7-4b5a-7e83-8d19-f0ee758148ae</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 04:08:43 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08981-43eb-73b9-bda7-28d9862bc413</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08981-43eb-73b9-bda7-28d9862bc413</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 04:09:05 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08981-43ec-7280-97f8-b0e0a51d7fcc</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08981-43ec-7280-97f8-b0e0a51d7fcc</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 04:09:05 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08981-43ec-76f4-be3f-570c611bfb6e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08981-43ec-76f4-be3f-570c611bfb6e</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 04:09:05 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08981-43ec-7ab5-8139-165a45d656f1</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08981-43ec-7ab5-8139-165a45d656f1</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 04:09:05 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08981-43ec-7e86-9c91-b10cc8eb80e2</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a08981-43ec-7e86-9c91-b10cc8eb80e2</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 04:09:05 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] myvariant-mcp: Authorization (fail → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0845b-e4a7-7c79-9747-52f4df00deeb</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0845b-e4a7-7c79-9747-52f4df00deeb</guid><description>Authorization (fail → pass). Compared against 2026-09-08.</description><pubDate>Wed, 09 Sep 2026 04:10:09 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0845b-e4a8-7c8b-9aae-dfe619522b2f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0845b-e4a8-7c8b-9aae-dfe619522b2f</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 04:10:09 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0845b-e4a9-72ed-9427-d21e6369f00c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0845b-e4a9-72ed-9427-d21e6369f00c</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 04:10:09 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0845b-e4a9-7c35-b823-a13dcdf33402</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0845b-e4a9-7c35-b823-a13dcdf33402</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 04:10:09 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0845b-e4aa-72b8-94ee-09838f433046</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0845b-e4aa-72b8-94ee-09838f433046</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 04:10:09 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0845b-e4aa-77b2-9ec7-7fba12940ab9</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0845b-e4aa-77b2-9ec7-7fba12940ab9</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 04:10:09 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07f39-87fd-7dbb-a595-376fe5ee992b</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07f39-87fd-7dbb-a595-376fe5ee992b</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 04:14:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07f39-87ff-73ab-a308-aae3cf612a99</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07f39-87ff-73ab-a308-aae3cf612a99</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 04:14:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07f39-8801-7da5-b3ad-cca3999a64ed</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07f39-8801-7da5-b3ad-cca3999a64ed</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 04:14:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07f39-8804-74e7-91de-82b46630f3f3</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07f39-8804-74e7-91de-82b46630f3f3</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 04:14:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07f39-8805-7521-b4f5-eda1dc1f4035</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07f39-8805-7521-b4f5-eda1dc1f4035</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 04:14:31 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[CRITICAL] myvariant-mcp: Authorization (unverified → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07a12-d2d8-752e-9fe6-d61673db9339</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07a12-d2d8-752e-9fe6-d61673db9339</guid><description>Authorization (unverified → fail). Compared against 2026-09-06.</description><pubDate>Mon, 07 Sep 2026 04:14:08 GMT</pubDate><category>critical</category><category>regression</category><category>check.reverified</category></item><item><title>[SECURITY] myvariant-mcp: Injection markers (unverified → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07a12-d2d9-7876-ac21-b47dccba697f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07a12-d2d9-7876-ac21-b47dccba697f</guid><description>Injection markers (unverified → pass). Compared against 2026-09-06.</description><pubDate>Mon, 07 Sep 2026 04:14:08 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] myvariant-mcp: Stability (fail → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07a12-d2d9-7ce0-9287-f808c1fd5994</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a07a12-d2d9-7ce0-9287-f808c1fd5994</guid><description>Stability (fail → pass). Compared against 2026-09-06.</description><pubDate>Mon, 07 Sep 2026 04:14:08 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] myvariant-mcp: Stability (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06fc1-eca8-7340-adf7-c40f92938420</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06fc1-eca8-7340-adf7-c40f92938420</guid><description>Stability (pass → fail). Compared against 2026-09-04.</description><pubDate>Sat, 05 Sep 2026 04:09:35 GMT</pubDate><category>security</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] myvariant-mcp: Authorization (fail → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06fc1-eca9-777d-b001-0a7511fb5910</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06fc1-eca9-777d-b001-0a7511fb5910</guid><description>Authorization (fail → unverified). Compared against 2026-09-04.</description><pubDate>Sat, 05 Sep 2026 04:09:35 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] myvariant-mcp: Tool safety (pass → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06fc1-eca9-7d89-bd68-3e87a5cdb989</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06fc1-eca9-7d89-bd68-3e87a5cdb989</guid><description>Tool safety (pass → unverified). Compared against 2026-09-04.</description><pubDate>Sat, 05 Sep 2026 04:09:35 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06a9b-826c-7c2f-90ff-3b42c6dcccae</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06a9b-826c-7c2f-90ff-3b42c6dcccae</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 04:09:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06a9b-826d-7da3-a167-96cce791b618</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06a9b-826d-7da3-a167-96cce791b618</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 04:09:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06a9b-826e-739a-a768-298212766161</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06a9b-826e-739a-a768-298212766161</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 04:09:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06a9b-826e-77a3-9961-8c8674b545db</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06a9b-826e-77a3-9961-8c8674b545db</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 04:09:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “entity_profile” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06a9b-826e-7b10-9b5e-f17f8d53b096</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06a9b-826e-7b10-9b5e-f17f8d53b096</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 04:09:31 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06a9b-8270-7d9e-a121-9c45040e0116</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06a9b-8270-7d9e-a121-9c45040e0116</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-03.</description><pubDate>Fri, 04 Sep 2026 04:09:31 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[CRITICAL] myvariant-mcp: Authorization (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd6-7b92-bca2-456952ebee92</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd6-7b92-bca2-456952ebee92</guid><description>Authorization (pass → fail). Compared against 2026-09-02.</description><pubDate>Thu, 03 Sep 2026 04:09:33 GMT</pubDate><category>critical</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd7-7ee2-9f18-7c2bbe483ce9</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd7-7ee2-9f18-7c2bbe483ce9</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-02.</description><pubDate>Thu, 03 Sep 2026 04:09:33 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd8-7577-b591-fdc6b1c5c33f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd8-7577-b591-fdc6b1c5c33f</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-02.</description><pubDate>Thu, 03 Sep 2026 04:09:33 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd8-7a51-8807-7f2bcd0cf342</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd8-7a51-8807-7f2bcd0cf342</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-02.</description><pubDate>Thu, 03 Sep 2026 04:09:33 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd9-701a-8494-dfbf423baf36</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd9-701a-8494-dfbf423baf36</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-02.</description><pubDate>Thu, 03 Sep 2026 04:09:33 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd9-758f-b009-503bab954522</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd9-758f-b009-503bab954522</guid><description>Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads. Compared against 2026-09-02.</description><pubDate>Thu, 03 Sep 2026 04:09:33 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] myvariant-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd9-79f1-8278-240ecd89c402</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a06575-2fd9-79f1-8278-240ecd89c402</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-02.</description><pubDate>Thu, 03 Sep 2026 04:09:33 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] myvariant-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0604e-6764-77bc-a8c5-b434d61d879c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-myvariant/myvariant-mcp#chg-chg_01a0604e-6764-77bc-a8c5-b434d61d879c</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-01.</description><pubDate>Wed, 02 Sep 2026 04:09:06 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item></channel></rss>