<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Arcgis Fairfax · arcgis-fairfax-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-arcgis-fairfax/arcgis-fairfax-mcp/changelog.xml" rel="self" type="application/rss+xml"/><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc63c-442a-7bb2-9204-a483f97907a4</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc63c-442a-7bb2-9204-a483f97907a4</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 06:07:46 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc63c-442d-712d-8602-800d701fa7e3</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc63c-442d-712d-8602-800d701fa7e3</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 06:07:46 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc63c-442c-7c20-917a-8f55271dc28d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc63c-442c-7c20-917a-8f55271dc28d</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 06:07:46 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc63c-442c-76d5-bdb3-240f93742882</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc63c-442c-76d5-bdb3-240f93742882</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 06:07:46 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc63c-442c-717f-9ca8-eb2807d0c453</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc63c-442c-717f-9ca8-eb2807d0c453</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 06:07:46 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc113-62aa-72ba-9bda-526ff09b2d35</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc113-62aa-72ba-9bda-526ff09b2d35</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 06:05:00 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc113-62ab-78b8-814e-562f339d22d5</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc113-62ab-78b8-814e-562f339d22d5</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 06:05:00 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc113-62ab-7364-8822-c0a09671a1b7</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc113-62ab-7364-8822-c0a09671a1b7</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 06:05:00 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc113-62aa-7cf6-b4a9-51c2c2349197</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc113-62aa-7cf6-b4a9-51c2c2349197</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 06:05:00 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc113-62aa-7876-82d7-39f5313bcce5</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc113-62aa-7876-82d7-39f5313bcce5</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 06:05:00 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[CRITICAL] arcgis-fairfax-mcp: Authorization (unverified → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc113-62a8-7c8a-b9ce-b28c6aaab96f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fc113-62a8-7c8a-b9ce-b28c6aaab96f</guid><description>Authorization (unverified → fail). Compared against 2026-08-01.</description><pubDate>Sun, 02 Aug 2026 06:05:00 GMT</pubDate><category>critical</category><category>regression</category><category>check.reverified</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fbbec-6784-7f1b-8213-2d335fe19436</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fbbec-6784-7f1b-8213-2d335fe19436</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 06:04:20 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fbbec-6785-78db-9eca-9cd9bdbb8427</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fbbec-6785-78db-9eca-9cd9bdbb8427</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 06:04:20 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fbbec-6785-7e57-932e-9f124e02e737</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fbbec-6785-7e57-932e-9f124e02e737</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 06:04:20 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fbbec-6786-72e1-9e20-4c9205afe130</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fbbec-6786-72e1-9e20-4c9205afe130</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 06:04:20 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fbbec-6786-76e3-8323-9221659f1bbb</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019fbbec-6786-76e3-8323-9221659f1bbb</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 06:04:20 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faf23-5f3b-7111-9b39-0f50e1928f58</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faf23-5f3b-7111-9b39-0f50e1928f58</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 18:29:18 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faf23-5f3a-7baa-8586-42ab94457764</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faf23-5f3a-7baa-8586-42ab94457764</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 18:29:18 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faf23-5f39-7a61-bd94-dd456c50bfc2</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faf23-5f39-7a61-bd94-dd456c50bfc2</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 18:29:18 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faf23-5f3a-7631-b05d-6e2f59315bf4</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faf23-5f3a-7631-b05d-6e2f59315bf4</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 18:29:18 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faf23-5f3b-7622-adfe-e01949296575</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faf23-5f3b-7622-adfe-e01949296575</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 18:29:18 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faa03-ed92-709a-a9f7-5d3c2e483e50</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faa03-ed92-709a-a9f7-5d3c2e483e50</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 18:36:51 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faa03-ed91-7912-92e6-724b9a600e46</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faa03-ed91-7912-92e6-724b9a600e46</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 18:36:51 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[CRITICAL] arcgis-fairfax-mcp: Authorization (unverified → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faa03-ed91-71b6-8444-001cae32c028</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faa03-ed91-71b6-8444-001cae32c028</guid><description>Authorization (unverified → fail). Compared against 2026-07-27.</description><pubDate>Tue, 28 Jul 2026 18:36:51 GMT</pubDate><category>critical</category><category>regression</category><category>check.reverified</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faa03-ed92-7e46-a530-cce27b3cf783</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faa03-ed92-7e46-a530-cce27b3cf783</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 18:36:51 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faa03-ed92-79cc-843e-ccfbfe406f52</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faa03-ed92-79cc-843e-ccfbfe406f52</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 18:36:51 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] arcgis-fairfax-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faa03-ed92-75ce-ab97-0366d5a9fcbb</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-arcgis-fairfax/arcgis-fairfax-mcp#chg-chg_019faa03-ed92-75ce-ab97-0366d5a9fcbb</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 18:36:51 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item></channel></rss>