{"id":"CVE-2025-41443","revision":"8d7d622aa8004062841611dd01334d16","records":[{"revision":"8d7d622aa8004062841611dd01334d16","observedAt":"2026-10-25T02:24:54.05+00:00","statement":{"source":"nvd","id":"CVE-2025-41443","aliases":[],"title":"Mattermost versions 10.5.x <= 10.5.12, 10.11.x <= 10.11.2 fail to properly validate guest user permissions when accessing channel information which allows guest users to discover active public channels and their metadata via the `/api/v4/te…","description":"Mattermost versions 10.5.x <= 10.5.12, 10.11.x <= 10.11.2 fail to properly validate guest user permissions when accessing channel information which allows guest users to discover active public channels and their metadata via the `/api/v4/teams/{team_id}/channels/ids` endpoint","state":0,"publishedAt":"2025-10-16T08:15:35.917+00:00","modifiedAt":"2026-10-19T16:10:00.26+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · responsibledisclosure@mattermost.com · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","score":4.3,"severity":"MEDIUM"}],"references":["https://mattermost.com/security-updates"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-41443","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Modified","weaknesses":["CWE-862"],"productCriteria":["cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2025-10-16T08:15:35.917","lastModified":"2026-10-19T16:10:00.260"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2025-41443","identifiers":["CVE-2025-41443"]},"retained":false,"historicalAffected":[]}],"coverage":[]}