<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Amtrak · amtrak-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-amtrak/amtrak-mcp/changelog.xml" rel="self" type="application/rss+xml"/><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fca4c-04c8-789c-a93e-d77f4e123eae</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fca4c-04c8-789c-a93e-d77f4e123eae</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-08-03.</description><pubDate>Tue, 04 Aug 2026 01:03:27 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fca4c-04cb-7970-a2a2-455e539ea07f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fca4c-04cb-7970-a2a2-455e539ea07f</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-08-03.</description><pubDate>Tue, 04 Aug 2026 01:03:27 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fca4c-04ca-7178-8bbb-cfffa5ccd703</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fca4c-04ca-7178-8bbb-cfffa5ccd703</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-08-03.</description><pubDate>Tue, 04 Aug 2026 01:03:27 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fca4c-04c9-7a63-9565-09d645ce2c5f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fca4c-04c9-7a63-9565-09d645ce2c5f</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-08-03.</description><pubDate>Tue, 04 Aug 2026 01:03:27 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fca4c-04c9-74a9-9989-c18667c60ff1</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fca4c-04c9-74a9-9989-c18667c60ff1</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-08-03.</description><pubDate>Tue, 04 Aug 2026 01:03:27 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc527-ff84-7ae1-bb3e-f25f54a0015e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc527-ff84-7ae1-bb3e-f25f54a0015e</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 01:06:00 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc527-ff89-71dd-814c-b6d350204ff9</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc527-ff89-71dd-814c-b6d350204ff9</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 01:06:00 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc527-ff87-785e-ab7e-ede38ec2d781</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc527-ff87-785e-ab7e-ede38ec2d781</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 01:06:00 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc527-ff86-71cc-8913-d0dac3b6fbe7</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc527-ff86-71cc-8913-d0dac3b6fbe7</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 01:06:00 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc527-ff81-7e2c-8fc7-89983cd1c193</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc527-ff81-7e2c-8fc7-89983cd1c193</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 01:06:00 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc000-fb9c-719b-ab01-318728bf5f91</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc000-fb9c-719b-ab01-318728bf5f91</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 01:05:17 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc000-fb9d-717e-8fb6-b02fd75b4ea7</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc000-fb9d-717e-8fb6-b02fd75b4ea7</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 01:05:17 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc000-fb9c-7cdc-84e7-4fdfdbac2628</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc000-fb9c-7cdc-84e7-4fdfdbac2628</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 01:05:17 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc000-fb9c-771e-bca3-0e88e35beb8a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc000-fb9c-771e-bca3-0e88e35beb8a</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 01:05:17 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc000-fb9b-7771-b7ee-4856dfdd80ce</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fc000-fb9b-7771-b7ee-4856dfdd80ce</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 01:05:17 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fbada-12fb-7c91-95e8-f3676d75c80c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fbada-12fb-7c91-95e8-f3676d75c80c</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 01:04:41 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] amtrak-mcp: Authorization (fail → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fbada-12f9-7867-9099-b69a17535a23</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fbada-12f9-7867-9099-b69a17535a23</guid><description>Authorization (fail → unverified). Compared against 2026-07-31.</description><pubDate>Sat, 01 Aug 2026 01:04:41 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fbada-12fa-7531-aa97-74a5487d2534</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fbada-12fa-7531-aa97-74a5487d2534</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 01:04:41 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fbada-12fa-7ad4-b720-782a50e33af6</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fbada-12fa-7ad4-b720-782a50e33af6</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 01:04:41 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fbada-12fb-70b9-a569-9c6b25927a34</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fbada-12fb-70b9-a569-9c6b25927a34</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 01:04:41 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fbada-12fb-7711-bf57-007f7e87f601</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fbada-12fb-7711-bf57-007f7e87f601</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 01:04:41 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fb38e-b273-7788-80ea-40e8f6bbe306</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fb38e-b273-7788-80ea-40e8f6bbe306</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-07-29.</description><pubDate>Thu, 30 Jul 2026 15:05:01 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fb38e-b274-7183-b2de-cf29e6dc6da6</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fb38e-b274-7183-b2de-cf29e6dc6da6</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-07-29.</description><pubDate>Thu, 30 Jul 2026 15:05:01 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fb38e-b272-76d1-a731-308c736c0ada</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fb38e-b272-76d1-a731-308c736c0ada</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-07-29.</description><pubDate>Thu, 30 Jul 2026 15:05:01 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fb38e-b271-7bef-8c9d-f960cd303f25</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fb38e-b271-7bef-8c9d-f960cd303f25</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-07-29.</description><pubDate>Thu, 30 Jul 2026 15:05:01 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[CRITICAL] amtrak-mcp: Authorization (unverified → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fb38e-b270-711b-82b2-3b8b0159d507</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fb38e-b270-711b-82b2-3b8b0159d507</guid><description>Authorization (unverified → fail). Compared against 2026-07-29.</description><pubDate>Thu, 30 Jul 2026 15:05:01 GMT</pubDate><category>critical</category><category>regression</category><category>check.reverified</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fb38e-b271-72a0-933d-d28c61c73522</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fb38e-b271-72a0-933d-d28c61c73522</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-07-29.</description><pubDate>Thu, 30 Jul 2026 15:05:01 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019faeab-9b68-7759-b647-c430ae05bcff</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019faeab-9b68-7759-b647-c430ae05bcff</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 16:18:29 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019faeab-9b69-78a4-a035-801cd5128a26</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019faeab-9b69-78a4-a035-801cd5128a26</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 16:18:29 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019faeab-9b69-7323-bf41-15ced3c07345</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019faeab-9b69-7323-bf41-15ced3c07345</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 16:18:29 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019faeab-9b68-7c46-9e86-c3e4bbf0e603</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019faeab-9b68-7c46-9e86-c3e4bbf0e603</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 16:18:29 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019faeab-9b67-7c29-8504-b7a5d20e03a9</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019faeab-9b67-7c29-8504-b7a5d20e03a9</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 16:18:29 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fa9ce-a03e-7001-9f3a-aedbf702d225</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fa9ce-a03e-7001-9f3a-aedbf702d225</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 17:38:38 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fa9ce-a03d-74bf-a927-acfe0c73c5cd</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fa9ce-a03d-74bf-a927-acfe0c73c5cd</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 17:38:38 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Authorization (fail → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fa9ce-a03c-7977-89af-5c95f34718fa</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fa9ce-a03c-7977-89af-5c95f34718fa</guid><description>Authorization (fail → unverified). Compared against 2026-07-27.</description><pubDate>Tue, 28 Jul 2026 17:38:38 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] amtrak-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fa9ce-a03e-7a5c-8a28-1ac760910f2e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fa9ce-a03e-7a5c-8a28-1ac760910f2e</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 17:38:38 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fa9ce-a03e-768e-9266-e26258e3c494</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fa9ce-a03e-768e-9266-e26258e3c494</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 17:38:38 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] amtrak-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fa9ce-a03d-7a33-85a2-72ea25c3566f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-amtrak/amtrak-mcp#chg-chg_019fa9ce-a03d-7a33-85a2-72ea25c3566f</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 17:38:38 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item></channel></rss>