{"id":"EUVD-2025-186558","revision":"786a1bdfaf3e4487be82012912117fc2","records":[{"revision":"786a1bdfaf3e4487be82012912117fc2","observedAt":"2026-10-27T21:49:37.014+00:00","statement":{"source":"euvd","id":"EUVD-2025-186558","aliases":["CVE-2025-11776","GHSA-j6gg-r5jc-47cm"],"title":"Mattermost versions <11 fail to properly restrict access to archived channel search API which allows guest users to discover archived public channels via the `/api/v4/teams/{team_id}/channels/search_archived` endpoint","description":"Mattermost versions <11 fail to properly restrict access to archived channel search API which allows guest users to discover archived public channels via the `/api/v4/teams/{team_id}/channels/search_archived` endpoint","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","score":4.3,"severity":null}],"references":["https://mattermost.com/security-updates"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-186558","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Nov 14, 2025, 7:58:52 AM","dateUpdated":"Nov 14, 2025, 3:49:13 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2025-186558","identifiers":["EUVD-2025-186558","CVE-2025-11776","GHSA-j6gg-r5jc-47cm"]},"retained":false,"historicalAffected":[]}],"coverage":[]}