Improper authentication in authentik - CVE-2025-64521
Published: November 19, 2025
Vulnerability identifier: #VU118626
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-64521
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Authentik Security Inc
Affected software:
authentik
authentik
Detailed vulnerability description
The vulnerability allows a remote user to bypass authentication process.
The vulnerability exists due to an error in processing authentication requests within the OAuth provider. A remote user can login with the deactivated account.
How to mitigate CVE-2025-64521
Install updates from vendor's website.