CVE-2026-25227
authentik affected by Remote Code Execution via Context Key Injection in PropertyMapping Test Endpoint
7.2
HIGH
CVSS 3.1
EPSS 0.05%
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.
How to fix CVE-2026-25227
To remediate CVE-2026-25227, upgrade the affected package to a fixed version below.
- —upgrade to 2025.8.6 or later
Is CVE-2026-25227 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 2021.3.1, < 2025.8.6, >= 2025.10.0, < 2025.12.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |