{"id":"GHSA-q8fg-cp3q-5jwm","summary":"Mattermost Incorrect Authorization vulnerability","details":"Mattermost versions 9.11.x \u003c= 9.11.5 fail to enforce invite permissions, which allows team admins, with no permission to invite users to their team, to invite users by updating the \"allow_open_invite\" field via making their team public.","aliases":["CVE-2025-22449","GO-2025-3377"],"modified":"2026-07-17T21:04:33.754105694Z","published":"2025-01-09T09:31:42Z","database_specific":{"cwe_ids":["CWE-863"],"severity":"LOW","github_reviewed":true,"github_reviewed_at":"2025-01-09T17:37:53Z","nvd_published_at":"2025-01-09T07:15:28Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-22449"},{"type":"PACKAGE","url":"https://github.com/mattermost/mattermost"},{"type":"WEB","url":"https://mattermost.com/security-updates"}],"affected":[{"package":{"name":"github.com/mattermost/mattermost/server/v8","ecosystem":"Go","purl":"pkg:golang/github.com/mattermost/mattermost/server/v8"},"ranges":[{"type":"SEMVER","events":[{"introduced":"9.11.0"},{"fixed":"9.11.6"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/01/GHSA-q8fg-cp3q-5jwm/GHSA-q8fg-cp3q-5jwm.json"}},{"package":{"name":"github.com/mattermost/mattermost/server/v8","ecosystem":"Go","purl":"pkg:golang/github.com/mattermost/mattermost/server/v8"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"8.0.0-20250102081831-64c566a8280b"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/01/GHSA-q8fg-cp3q-5jwm/GHSA-q8fg-cp3q-5jwm.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N"}]}