{"schema_version":"1.9.0","id":"GHSA-6q7m-p8cc-998r","published":"2025-10-16T09:30:24Z","modified":"2025-11-05T19:57:21.097144Z","aliases":["CVE-2025-58073","GO-2025-4032"],"summary":"Mattermost has a Missing Authorization vulnerability","details":"Mattermost versions 10.11.x <= 10.11.1, 10.10.x <= 10.10.2, 10.5.x <= 10.5.10 fail to verify a user has permission to join a Mattermost team using the original invite token which allows any attacked to join any team on a Mattermost server regardless of restrictions via manipulating the OAuth state.","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":"0"},{"fixed":"8.0.0-20250807174701-e14175eb6539"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/10/GHSA-6q7m-p8cc-998r/GHSA-6q7m-p8cc-998r.json"}},{"package":{"name":"github.com/mattermost/mattermost-server","ecosystem":"Go","purl":"pkg:golang/github.com/mattermost/mattermost-server"},"ranges":[{"type":"SEMVER","events":[{"introduced":"10.11.0"},{"fixed":"10.11.2"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/10/GHSA-6q7m-p8cc-998r/GHSA-6q7m-p8cc-998r.json"}},{"package":{"name":"github.com/mattermost/mattermost-server","ecosystem":"Go","purl":"pkg:golang/github.com/mattermost/mattermost-server"},"ranges":[{"type":"SEMVER","events":[{"introduced":"10.10.0"},{"fixed":"10.10.3"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/10/GHSA-6q7m-p8cc-998r/GHSA-6q7m-p8cc-998r.json"}},{"package":{"name":"github.com/mattermost/mattermost-server","ecosystem":"Go","purl":"pkg:golang/github.com/mattermost/mattermost-server"},"ranges":[{"type":"SEMVER","events":[{"introduced":"10.5.0"},{"fixed":"10.5.11"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/10/GHSA-6q7m-p8cc-998r/GHSA-6q7m-p8cc-998r.json"}}],"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-58073"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/2096f975b2c0ebe95fb1078c3b1a527da574796d"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/39bd251fe4f66b7e847fc6d653221886347ff160"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/e14175eb65393bebc16dbb68a8105b3094b0f0dd"},{"type":"PACKAGE","url":"https://github.com/mattermost/mattermost"},{"type":"WEB","url":"https://mattermost.com/security-updates"}],"database_specific":{"cwe_ids":["CWE-862"],"github_reviewed":true,"github_reviewed_at":"2025-10-16T21:10:20Z","nvd_published_at":"2025-10-16T09:15:34Z","severity":"HIGH"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"}]}