<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Calendly · calendly-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-calendly/calendly-mcp/changelog.xml" rel="self" type="application/rss+xml"/><item><title>[SECURITY] calendly-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc597-f682-7a62-95e6-5a72060d789f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc597-f682-7a62-95e6-5a72060d789f</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-08-02.</description><pubDate>Mon, 03 Aug 2026 03:08:18 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc597-f682-7473-adf4-a515cf4666a6</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc597-f682-7473-adf4-a515cf4666a6</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-08-02.</description><pubDate>Mon, 03 Aug 2026 03:08:18 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc597-f681-7ed9-9e5e-33ce26889fc5</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc597-f681-7ed9-9e5e-33ce26889fc5</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-08-02.</description><pubDate>Mon, 03 Aug 2026 03:08:18 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc597-f681-796d-aec1-25833d53f526</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc597-f681-796d-aec1-25833d53f526</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-08-02.</description><pubDate>Mon, 03 Aug 2026 03:08:18 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc597-f680-7c61-80fc-0db9ee1850e0</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc597-f680-7c61-80fc-0db9ee1850e0</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-08-02.</description><pubDate>Mon, 03 Aug 2026 03:08:18 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc078-d882-7c46-b873-870ee9327c05</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc078-d882-7c46-b873-870ee9327c05</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-08-01.</description><pubDate>Sun, 02 Aug 2026 03:16:13 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc078-d883-7363-a662-a7b6e0925950</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc078-d883-7363-a662-a7b6e0925950</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-08-01.</description><pubDate>Sun, 02 Aug 2026 03:16:13 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc078-d884-74fd-a7b4-b8b21470b940</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc078-d884-74fd-a7b4-b8b21470b940</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-08-01.</description><pubDate>Sun, 02 Aug 2026 03:16:13 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc078-d883-7e71-84b6-5a67a5ebd585</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc078-d883-7e71-84b6-5a67a5ebd585</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-08-01.</description><pubDate>Sun, 02 Aug 2026 03:16:13 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc078-d883-7972-9e40-b54cd925afb3</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fc078-d883-7972-9e40-b54cd925afb3</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-08-01.</description><pubDate>Sun, 02 Aug 2026 03:16:13 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Authorization (fail → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fbb50-080c-71a8-9c8d-4da073d836cb</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fbb50-080c-71a8-9c8d-4da073d836cb</guid><description>Authorization (fail → unverified). Compared against 2026-07-31.</description><pubDate>Sat, 01 Aug 2026 03:13:32 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fbb50-080c-7c4e-8773-c5b23a53ead6</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fbb50-080c-7c4e-8773-c5b23a53ead6</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-07-31.</description><pubDate>Sat, 01 Aug 2026 03:13:32 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fbb50-080d-72ed-8896-c55d8f99e67f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fbb50-080d-72ed-8896-c55d8f99e67f</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-07-31.</description><pubDate>Sat, 01 Aug 2026 03:13:32 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fbb50-080d-77e0-9883-42066ac7e205</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fbb50-080d-77e0-9883-42066ac7e205</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-07-31.</description><pubDate>Sat, 01 Aug 2026 03:13:32 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fbb50-080d-7c10-b74d-6a261430369d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fbb50-080d-7c10-b74d-6a261430369d</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-07-31.</description><pubDate>Sat, 01 Aug 2026 03:13:32 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fbb50-080e-70db-887c-96147a02ec4d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fbb50-080e-70db-887c-96147a02ec4d</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-07-31.</description><pubDate>Sat, 01 Aug 2026 03:13:32 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019faec2-406d-7a44-8934-2ae8ee69a738</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019faec2-406d-7a44-8934-2ae8ee69a738</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 16:43:13 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019faec2-406e-70ff-ace4-3d482419c474</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019faec2-406e-70ff-ace4-3d482419c474</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 16:43:13 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019faec2-406c-7a4a-b766-03119a7aa5c2</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019faec2-406c-7a4a-b766-03119a7aa5c2</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 16:43:13 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Authorization (fail → unverified)</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019faec2-406b-7ba6-a399-3b1182807a2e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019faec2-406b-7ba6-a399-3b1182807a2e</guid><description>Authorization (fail → unverified). Compared against 2026-07-28.</description><pubDate>Wed, 29 Jul 2026 16:43:13 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019faec2-406c-7213-bc17-cc54c78694cf</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019faec2-406c-7213-bc17-cc54c78694cf</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 16:43:13 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019faec2-406c-7f14-bcbb-5ffed2b04aef</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019faec2-406c-7f14-bcbb-5ffed2b04aef</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 16:43:13 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fa98b-d0d7-77cb-b040-f0d601cc389f</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fa98b-d0d7-77cb-b040-f0d601cc389f</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 16:25:40 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fa98b-d0d7-70b9-b540-1fca6dd8f64b</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fa98b-d0d7-70b9-b540-1fca6dd8f64b</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 16:25:40 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fa98b-d0d6-7b9a-9b44-8c1071c7d446</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fa98b-d0d6-7b9a-9b44-8c1071c7d446</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 16:25:40 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fa98b-d0d6-7709-b2a3-03ba4c99f32e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fa98b-d0d6-7709-b2a3-03ba4c99f32e</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 16:25:40 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] calendly-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fa98b-d0d7-7c43-ad5a-930f03c1c5f9</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-calendly/calendly-mcp#chg-chg_019fa98b-d0d7-7c43-ad5a-930f03c1c5f9</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 16:25:40 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item></channel></rss>