{"id":"CVE-2025-9084","details":"Mattermost versions 10.5.x \u003c= 10.5.9 fail to properly validate redirect URLs which allows attackers to redirect users to malicious sites via crafted OAuth login URLs","aliases":["GHSA-hm95-jx66-g2gh","GO-2025-3960"],"modified":"2026-04-10T05:36:33.404745Z","published":"2025-09-15T11:15:34.350Z","related":["SUSE-SU-2025:03289-1","openSUSE-SU-2025:15564-1"],"references":[{"type":"ADVISORY","url":"https://mattermost.com/security-updates"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mattermost/mattermost-server","events":[{"introduced":"58bd34fd34cbd7d3da777d627b6cffdf8a532930"},{"fixed":"83a37a861d3ce87bea6cd3873917adbf524f1767"}],"database_specific":{"versions":[{"introduced":"10.5.0"},{"fixed":"10.5.10"}]}}],"versions":["@mattermost/client@10.5.0","@mattermost/types@10.5.0","v10.5.0","v10.5.0-rc6","v10.5.1","v10.5.1-rc1","v10.5.1-rc2","v10.5.10-rc1","v10.5.10-rc2","v10.5.2","v10.5.3","v10.5.3-rc1","v10.5.4","v10.5.4-rc1","v10.5.4-rc2","v10.5.5","v10.5.5-rc1","v10.5.6","v10.5.6-rc1","v10.5.7","v10.5.8","v10.5.8-rc1","v10.5.9","v10.5.9-rc1","v10.5.9-rc2","v10.5.9-rc3","v10.5.9-rc4"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-9084.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}