CVE-2026-94613 authentik - Denial of Service

authentik prior to 2026.2.7, 2026.5.7, and 2026.8.2 contains a denial of service caused by processing malformed SAML messages in identity-provider or SAML source roles, letting unauthenticated attackers cause worker process failures, exploit requires sending malformed SAML messages.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.64% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
24 September 2026
Updated
15 October 2026
Weakness
CWE-770

Vendor fix

Update to versions 2026.2.7, 2026.5.7, or 2026.8.2 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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