<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>postcodes · postcodes-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-postcodes/postcodes-mcp/changelog.xml" rel="self" type="application/rss+xml"/><item><title>[SECURITY] postcodes-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc528-6205-795e-b026-ced2c17cbd7a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc528-6205-795e-b026-ced2c17cbd7a</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 01:06:25 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc528-6205-75dd-9489-0f355f32db59</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc528-6205-75dd-9489-0f355f32db59</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 01:06:25 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc528-6205-70df-a04b-fb9a78eb5394</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc528-6205-70df-a04b-fb9a78eb5394</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 01:06:25 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc528-6204-7a53-a99f-5a3a105060a0</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc528-6204-7a53-a99f-5a3a105060a0</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 01:06:25 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc528-6204-750e-a023-5d7bda5a8090</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc528-6204-750e-a023-5d7bda5a8090</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 01:06:25 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Authorization (fail → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc528-6203-7471-9da6-8e35f664d71f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc528-6203-7471-9da6-8e35f664d71f</guid><description>Authorization (fail → unverified). Compared against 2026-08-02.</description><pubDate>Mon, 03 Aug 2026 01:06:25 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[CRITICAL] postcodes-mcp: Authorization (unverified → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc001-6ce1-78b0-8f87-617b8aec10fe</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc001-6ce1-78b0-8f87-617b8aec10fe</guid><description>Authorization (unverified → fail). Compared against 2026-08-01.</description><pubDate>Sun, 02 Aug 2026 01:05:46 GMT</pubDate><category>critical</category><category>regression</category><category>check.reverified</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc001-6ce2-7768-afcd-fc679b147185</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc001-6ce2-7768-afcd-fc679b147185</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 01:05:46 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc001-6ce3-7a38-9521-592f3a4f01de</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc001-6ce3-7a38-9521-592f3a4f01de</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 01:05:46 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc001-6ce3-7540-a166-0827ba7b6995</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc001-6ce3-7540-a166-0827ba7b6995</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 01:05:46 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc001-6ce3-705e-9c49-57b894b0686a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc001-6ce3-705e-9c49-57b894b0686a</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 01:05:46 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc001-6ce2-7b79-ac86-a2558a151cf1</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fc001-6ce2-7b79-ac86-a2558a151cf1</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 01:05:46 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fbada-7c4f-75f7-95f9-cefad2b3e9ca</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fbada-7c4f-75f7-95f9-cefad2b3e9ca</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 01:05:08 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fbada-7c4e-7705-9917-f7dd42e245d8</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fbada-7c4e-7705-9917-f7dd42e245d8</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 01:05:08 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fbada-7c4f-7b0d-8502-2d9a03b67e7a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fbada-7c4f-7b0d-8502-2d9a03b67e7a</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 01:05:08 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fbada-7c50-70ea-a3e5-b2676274ad1f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fbada-7c50-70ea-a3e5-b2676274ad1f</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 01:05:08 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fbada-7c50-7670-afe9-750621f06318</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fbada-7c50-7670-afe9-750621f06318</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 01:05:08 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] postcodes-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019faede-018e-7bf9-8373-a7524f65ef5c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019faede-018e-7bf9-8373-a7524f65ef5c</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 17:13:32 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019faede-018e-7816-9938-7ac70891f5db</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019faede-018e-7816-9938-7ac70891f5db</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 17:13:32 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019faede-018d-7bcd-a3db-06a37ebd465a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019faede-018d-7bcd-a3db-06a37ebd465a</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 17:13:32 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019faede-018c-7c47-bd44-da50c679ab39</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019faede-018c-7c47-bd44-da50c679ab39</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 17:13:32 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019faede-018d-77e5-9041-4b63c54d37ce</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019faede-018d-77e5-9041-4b63c54d37ce</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 17:13:32 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fa9ac-7661-7434-a003-890f7d81b1a3</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fa9ac-7661-7434-a003-890f7d81b1a3</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 17:01:19 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fa9ac-7660-7c70-821e-2854dbcd369a</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fa9ac-7660-7c70-821e-2854dbcd369a</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 17:01:19 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fa9ac-7662-79ae-8f12-24b3cb4a0698</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fa9ac-7662-79ae-8f12-24b3cb4a0698</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 17:01:19 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fa9ac-7662-72c7-b431-22e4b8e568c2</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fa9ac-7662-72c7-b431-22e4b8e568c2</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 17:01:19 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] postcodes-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fa9ac-7661-7b14-96c6-451c5a598fea</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-postcodes/postcodes-mcp#chg-chg_019fa9ac-7661-7b14-96c6-451c5a598fea</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 17:01:19 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item></channel></rss>