UpHeron
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Servers and applications

CVE-2025-64521

Deactivated service account can authenticate to OAuth

Severity
Medium 4.8
Published
19 Nov 2025
Last changed
18 Oct 2026
Added to UpHeron
1 Nov 2026
Fixed in
2025.8.5, 2025.10.2
Also known as
GHSA-xr73-jq5p-ch8r
Sources
NVD, Project advisories (GitHub)

Description

authentik is an open-source Identity Provider. Prior to versions 2025.8.5 and 2025.10.2, when authenticating with client_id and client_secret to an OAuth provider, authentik creates a service account for the provider. In previous authentik versions, authentication for this account was possible even when the account was deactivated. Other permissions are correctly applied and federation with…

Affected software

SoftwareAffected versions
authentikServers and applications · cpe:a:goauthentik:authentik
  • From 2025.8.0 before 2025.8.5
  • From 2025.10.0 before 2025.10.2
authentikServers and applications · github:goauthentik/authentik
  • Every version before 2025.10.2
  • Every version before 2025.8.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-64521
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-64521
  • GitHub Advisory Database https://github.com/advisories/GHSA-xr73-jq5p-ch8r
  • github.com https://github.com/goauthentik/authentik/security/advisories/GHSA-xr73-jq5p-ch8r