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CVE-2026-25227

Goauthentik Authentik remote code execution

9.1 CRITICALEPSS 0.83%
  1. Published12 Feb 2026

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredHigh
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Affected products

Goauthentik Authentik≥ 2021.3.1 < 2025.8.6 · ≥ 2025.10.0 < 2025.10.4 · ≥ 2025.12.0 < 2025.12.4

Remediation

Fixed in
Goauthentik Authentik≥ 2025.8.6

References

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Frequently asked

Is CVE-2026-25227 being actively exploited?

CVE-2026-25227 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.83%.

How severe is CVE-2026-25227?

CVE-2026-25227 has a CVSS 3.1 base score of 9.1, rated critical. EPSS estimates a 0.83% probability of exploitation.

Which products are affected by CVE-2026-25227?

Affected products include Goauthentik Authentik.

How do I fix CVE-2026-25227?

Upgrade affected software to a fixed version, for example Goauthentik Authentik 2025.8.6 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-25227 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.