{"id":"CVE-2026-49443","aliases":["BIT-authentik-2026-49443","EUVD-2026-34028","GHSA-wr38-7xg8-fqxr"],"status":"published","title":"authentik: `UserSourceConnection.user` and `GroupSourceConnection.group` are changeable through the API","description":"authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, an attacker with the ability to change a source connection, and an account in one of the configured sources can log into any account. This issue has been patched in versions 2025.12.6, 2026.2.4, and 2026.5.1.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00298,"percentile":0.22779,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-287"],"published":"2026-06-02T20:31:09Z","modified":"2026-10-28T02:30:54Z","fixes":[{"ecosystem":"Bitnami","package":"authentik","fixed_in":["2025.12.6","2026.2.4","2026.5.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"authentik","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2025.12.6"},{"introduced":"2026.0.0"},{"fixed":"2026.2.4"},{"introduced":"2026.3.0"},{"fixed":"2026.5.1"}]}]}],"products":[{"vendor":"goauthentik","product":"authentik"}],"references":[{"url":"https://github.com/goauthentik/authentik/security/advisories/GHSA-wr38-7xg8-fqxr","tags":["x_refsource_CONFIRM","exploit","Exploit","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49443","tags":["web","advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49443.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-49443","title":"authentik: `UserSourceConnection.user` and `GroupSourceConnection.group` are changeable through the API","description":"authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, an attacker with the ability to change a source connection, and an account in one of the configured sources can log into any account. This issue has been patched in versions 2025.12.6, 2026.2.4, and 2026.5.1.","status":"published","published":"2026-06-02T20:31:09.108Z","modified":"2026-06-03T13:59:41.215Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T13:35:10.963527Z"}],"euvd":[{"id":"EUVD-2026-34028","description":"authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, an attacker with the ability to change a source connection, and an account in one of the configured sources can log into any account. This issue has been patched in versions 2025.12.6, 2026.2.4, and 2026.5.1.","status":"published","published":"2026-06-02T20:31:09Z","modified":"2026-06-03T13:59:41Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:20:54.727632Z"}],"nvd":[{"id":"CVE-2026-49443","description":"authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, an attacker with the ability to change a source connection, and an account in one of the configured sources can log into any account. This issue has been patched in versions 2025.12.6, 2026.2.4, and 2026.5.1.","status":"published","published":"2026-06-02T21:16:28.36Z","modified":"2026-07-22T19:10:00.12Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:12:22.022466Z"}],"osv":[{"id":"CVE-2026-49443","title":"authentik: `UserSourceConnection.user` and `GroupSourceConnection.group` are changeable through the API","description":"authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, an attacker with the ability to change a source connection, and an account in one of the configured sources can log into any account. This issue has been patched in versions 2025.12.6, 2026.2.4, and 2026.5.1.","status":"published","published":"2026-06-02T20:31:09.108Z","modified":"2026-10-28T02:30:54.551088091Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T15:45:07.060148Z"},{"id":"BIT-authentik-2026-49443","title":"authentik: `UserSourceConnection.user` and `GroupSourceConnection.group` are changeable through the API","description":"authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, an attacker with the ability to change a source connection, and an account in one of the configured sources can log into any account. This issue has been patched in versions 2025.12.6, 2026.2.4, and 2026.5.1.","status":"published","published":"2026-06-05T05:38:27.801Z","modified":"2026-09-08T08:45:39.424748332Z","updated_at":"2026-11-02T15:28:28.70813Z"}]}}