{"schema_version":"1.7.3","id":"GHSA-69j8-prx2-vx98","published":"2025-09-15T12:31:25Z","modified":"2025-09-17T17:42:12.586718Z","aliases":["CVE-2025-9072","GO-2025-3958"],"summary":"Mattermost Open Redirect vulnerability","details":"Mattermost versions 10.10.x <= 10.10.1, 10.5.x <= 10.5.9, 10.9.x <= 10.9.4 fail to validate the redirect_to parameter, allowing an attacker to craft a malicious link that, once a user authenticates with their SAML provider, could post the user’s cookies to an attacker-controlled URL.","affected":[{"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":"10.10.2"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/09/GHSA-69j8-prx2-vx98/GHSA-69j8-prx2-vx98.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":"10.5.10"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/09/GHSA-69j8-prx2-vx98/GHSA-69j8-prx2-vx98.json"}},{"package":{"name":"github.com/mattermost/mattermost-server","ecosystem":"Go","purl":"pkg:golang/github.com/mattermost/mattermost-server"},"ranges":[{"type":"SEMVER","events":[{"introduced":"10.9.0"},{"fixed":"10.9.5"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/09/GHSA-69j8-prx2-vx98/GHSA-69j8-prx2-vx98.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":"8.0.0-20250731063404-9eebaadf8f72"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/09/GHSA-69j8-prx2-vx98/GHSA-69j8-prx2-vx98.json"}}],"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-9072"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/13cd76009d31754db46115bddef5287a8a29871a"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/9eebaadf8f720788e99b6997337c8df330271326"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/fda403fb6ec41bea8780bff198a26860f105e6e5"},{"type":"PACKAGE","url":"https://github.com/mattermost/mattermost"},{"type":"WEB","url":"https://mattermost.com/security-updates"}],"database_specific":{"cwe_ids":["CWE-601"],"github_reviewed":true,"github_reviewed_at":"2025-09-16T19:54:54Z","nvd_published_at":"2025-09-15T11:15:34Z","severity":"HIGH"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L"}]}