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7.2

Authentik: Malicious Users Can Execute Arbitrary Code

CVE-2026-25227 BIT-authentik-2026-25227
Summary

A vulnerability in Authentik's delegated permissions allows a malicious user to execute arbitrary code on the server. This can happen when a user has permission to view property mappings or expression policies. Update Authentik to version 2025.8.6, 2025.10.4, or 2025.12.4 to fix this issue.

What to do
  • Update authentik to version 2025.12.4.
Affected software
Ecosystem VendorProductAffected versions
goauthentik authentik >= 2021.3.1, < 2025.8.6
>= 2025.10.0, < 2025.10.4
>= 2025.12.0, < 2025.12.4
cpe:2.3:a:goauthentik:authentik:*:*:*:*:*:*:*:*
Bitnami authentik >= 2025.10.0, < 2025.12.4
Fix: upgrade to 2025.12.4
Original title
authentik affected by Remote Code Execution via Context Key Injection in PropertyMapping Test Endpoint
Original description
authentik is an open-source identity provider. From 2021.3.1 to before 2025.8.6, 2025.10.4, and 2025.12.4, when using delegated permissions, a User that has the permission Can view * Property Mapping or Can view Expression Policy is able to execute arbitrary code within the authentik server container through the test endpoint, which is intended to preview how a property mapping/policy works. authentik 2025.8.6, 2025.10.4, and 2025.12.4 fix this issue.
nvd CVSS3.1 7.2
Vulnerability type
CWE-94 Code Injection
Published: 16 Apr 2026 · Updated: 17 Apr 2026 · First seen: 6 Mar 2026