<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>com.narrowhighway/concordance · narrowhighway · 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/com-narrowhighway-concordance/narrowhighway.xml" rel="self" type="application/rss+xml"/><item><title>[SECURITY] narrowhighway: Tool “mesh_door” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0d1cf-0b81-722a-95a4-ad4d26703c70</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0d1cf-0b81-722a-95a4-ad4d26703c70</guid><description>Tool “mesh_door” rewrote its description, which is the text the model reads. Compared against 2026-09-23.</description><pubDate>Thu, 24 Sep 2026 05:06:42 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] narrowhighway: Tool “mesh_inbox” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0d1cf-0b82-7e67-bcb4-bf9b0ceab269</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0d1cf-0b82-7e67-bcb4-bf9b0ceab269</guid><description>Tool “mesh_inbox” rewrote its description, which is the text the model reads. Compared against 2026-09-23.</description><pubDate>Thu, 24 Sep 2026 05:06:42 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] narrowhighway: Tool “shelf_read” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0d1cf-0b83-7eee-962f-93b8349d9852</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0d1cf-0b83-7eee-962f-93b8349d9852</guid><description>Tool “shelf_read” rewrote its description, which is the text the model reads. Compared against 2026-09-23.</description><pubDate>Thu, 24 Sep 2026 05:06:42 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] narrowhighway: Transport (fail → pass)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0a89a-c0b3-79aa-a2b2-4faec007730d</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0a89a-c0b3-79aa-a2b2-4faec007730d</guid><description>Transport (fail → pass). Compared against 2026-09-15.</description><pubDate>Wed, 16 Sep 2026 05:05:09 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] narrowhighway: Injection markers (unverified → pass)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0a89a-c0b4-7a0f-a9d8-bec558006fe9</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0a89a-c0b4-7a0f-a9d8-bec558006fe9</guid><description>Injection markers (unverified → pass). Compared against 2026-09-15.</description><pubDate>Wed, 16 Sep 2026 05:05:09 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] narrowhighway: Stability (unverified → pass)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0a89a-c0b5-7130-9e97-1b4083a8ed7d</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0a89a-c0b5-7130-9e97-1b4083a8ed7d</guid><description>Stability (unverified → pass). Compared against 2026-09-15.</description><pubDate>Wed, 16 Sep 2026 05:05:09 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] narrowhighway: Authorization (Authorisation not fully verified: no authorisation is required to call this server, and 94 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0a89a-c0b5-7caa-b8b1-d69674e7e9b1</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0a89a-c0b5-7caa-b8b1-d69674e7e9b1</guid><description>Authorization (Authorisation not fully verified: no authorisation is required to call this server, and 94 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.). Compared against 2026-09-15.</description><pubDate>Wed, 16 Sep 2026 05:05:09 GMT</pubDate><category>security</category><category>neutral</category><category>check.reason</category></item><item><title>[SECURITY] narrowhighway: TLS certificate (unverified → pass)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09928-0a70-7e3e-adaa-377043c830a9</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09928-0a70-7e3e-adaa-377043c830a9</guid><description>TLS certificate (unverified → pass). Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 05:05:33 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] narrowhighway: HSTS header (unverified → pass)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09928-0a73-709c-a9fe-2cf5c8710f32</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09928-0a73-709c-a9fe-2cf5c8710f32</guid><description>HSTS header (unverified → pass). Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 05:05:33 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] narrowhighway: Transport (Transport check failed: declared streamable-http, but the endpoint returned HTTP 503.)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09928-0a73-79f3-9a3a-548636e1721a</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09928-0a73-79f3-9a3a-548636e1721a</guid><description>Transport (Transport check failed: declared streamable-http, but the endpoint returned HTTP 503.). Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 05:05:33 GMT</pubDate><category>security</category><category>neutral</category><category>check.reason</category></item><item><title>[SECURITY] narrowhighway: Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn&apos;t read the whole tool list to see what that exposes.)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09928-0a74-7c7b-8716-848ce229b707</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09928-0a74-7c7b-8716-848ce229b707</guid><description>Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn&apos;t read the whole tool list to see what that exposes.). Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 05:05:33 GMT</pubDate><category>security</category><category>neutral</category><category>check.reason</category></item><item><title>[SECURITY] narrowhighway: Endpoint reachability (unreachable → not serving MCP)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09928-0a75-759a-bf23-1fa55eec694c</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09928-0a75-759a-bf23-1fa55eec694c</guid><description>Endpoint reachability (unreachable → not serving MCP). Compared against 2026-09-12.</description><pubDate>Sun, 13 Sep 2026 05:05:33 GMT</pubDate><category>security</category><category>regression</category><category>capture.status_changed</category></item><item><title>[SECURITY] narrowhighway: TLS certificate (pass → unverified)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09401-bcb6-7a5a-ba66-173d8c4ea9cc</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09401-bcb6-7a5a-ba66-173d8c4ea9cc</guid><description>TLS certificate (pass → unverified). Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 05:05:36 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] narrowhighway: HSTS header (pass → unverified)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09401-bcb7-7af4-986e-799d5895a66c</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09401-bcb7-7af4-986e-799d5895a66c</guid><description>HSTS header (pass → unverified). Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 05:05:36 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] narrowhighway: Authorization (Authorisation not yet verified: we couldn&apos;t confirm whether this endpoint requires it.)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09401-bcb8-70cf-a77a-e6fc1eca9db0</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09401-bcb8-70cf-a77a-e6fc1eca9db0</guid><description>Authorization (Authorisation not yet verified: we couldn&apos;t confirm whether this endpoint requires it.). Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 05:05:36 GMT</pubDate><category>security</category><category>neutral</category><category>check.reason</category></item><item><title>[SECURITY] narrowhighway: Transport (Transport check failed: declared streamable-http, but we couldn&apos;t connect to verify it.)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09401-bcb8-76c0-913b-4693bd6c3d5f</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09401-bcb8-76c0-913b-4693bd6c3d5f</guid><description>Transport (Transport check failed: declared streamable-http, but we couldn&apos;t connect to verify it.). Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 05:05:36 GMT</pubDate><category>security</category><category>neutral</category><category>check.reason</category></item><item><title>[SECURITY] narrowhighway: Endpoint reachability (not serving MCP → unreachable)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09401-bcb8-7c73-ba6f-088c5b2b25a3</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a09401-bcb8-7c73-ba6f-088c5b2b25a3</guid><description>Endpoint reachability (not serving MCP → unreachable). Compared against 2026-09-11.</description><pubDate>Sat, 12 Sep 2026 05:05:36 GMT</pubDate><category>security</category><category>regression</category><category>capture.status_changed</category></item><item><title>[SECURITY] narrowhighway: Stability (pass → unverified)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a07f67-3873-7aa4-98b2-198c1e873b67</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a07f67-3873-7aa4-98b2-198c1e873b67</guid><description>Stability (pass → unverified). Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 05:04:26 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] narrowhighway: Transport (pass → fail)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a07f67-3874-7a6e-9ce8-84bbc2de906c</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a07f67-3874-7a6e-9ce8-84bbc2de906c</guid><description>Transport (pass → fail). Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 05:04:26 GMT</pubDate><category>security</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] narrowhighway: Tool safety (pass → unverified)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a07f67-3875-71ef-bdda-686b0a41dd9c</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a07f67-3875-71ef-bdda-686b0a41dd9c</guid><description>Tool safety (pass → unverified). Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 05:04:26 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] narrowhighway: Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn&apos;t read the whole tool list to see what that exposes.)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a07f67-3875-774d-ad34-88c4d4d0ab6c</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a07f67-3875-774d-ad34-88c4d4d0ab6c</guid><description>Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn&apos;t read the whole tool list to see what that exposes.). Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 05:04:26 GMT</pubDate><category>security</category><category>neutral</category><category>check.reason</category></item><item><title>[SECURITY] narrowhighway: Endpoint reachability (reachable → not serving MCP)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a07f67-3876-7e7d-90ae-ecb0074e7f9d</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a07f67-3876-7e7d-90ae-ecb0074e7f9d</guid><description>Endpoint reachability (reachable → not serving MCP). Compared against 2026-09-07.</description><pubDate>Tue, 08 Sep 2026 05:04:26 GMT</pubDate><category>security</category><category>regression</category><category>capture.status_changed</category></item><item><title>[SECURITY] narrowhighway: Stability (fail → pass)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a046c0-c951-7ad7-82da-0100fabe4a3a</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a046c0-c951-7ad7-82da-0100fabe4a3a</guid><description>Stability (fail → pass). Compared against 2026-08-27.</description><pubDate>Fri, 28 Aug 2026 05:03:54 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] narrowhighway: Stability (pass → fail)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a04199-9d10-7209-b48f-490739b9b666</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a04199-9d10-7209-b48f-490739b9b666</guid><description>Stability (pass → fail). Compared against 2026-08-26.</description><pubDate>Thu, 27 Aug 2026 05:03:01 GMT</pubDate><category>security</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] narrowhighway: Stability (0.97 → pass)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0374d-5bef-71ce-a345-8184bbf6136f</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_01a0374d-5bef-71ce-a345-8184bbf6136f</guid><description>Stability (0.97 → pass). Compared against 2026-08-24.</description><pubDate>Tue, 25 Aug 2026 05:03:31 GMT</pubDate><category>security</category><category>neutral</category><category>check.verdict</category></item><item><title>[SECURITY] narrowhighway: Tool “report” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_019faea9-032b-78f3-b707-dc057fd40042</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_019faea9-032b-78f3-b707-dc057fd40042</guid><description>Tool “report” rewrote its description, which is the text the model reads. Compared against 2026-07-28.</description><pubDate>Wed, 29 Jul 2026 16:15:39 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] narrowhighway: A breaking change shipped without a version bump (still 2.0.0a0)</title><link>https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_019faea9-032d-7a51-926b-74c1d13a0af9</link><guid isPermaLink="true">https://verifymcp.io/servers/com-narrowhighway-concordance/narrowhighway#chg-chg_019faea9-032d-7a51-926b-74c1d13a0af9</guid><description>A breaking change shipped without a version bump (still 2.0.0a0). Compared against 2026-07-28.</description><pubDate>Wed, 29 Jul 2026 16:15:39 GMT</pubDate><category>security</category><category>regression</category><category>server.breaking_without_version_bump</category></item></channel></rss>