CVE-2026-72537

Authentik Authentik (through version 2026.5.6) contains a privilege escalation vulnerability where an attacker with a source-scoped SCIM provisioning token can take over existing local user accounts, including the superuser. The SCIM user ingest function accepts pre-existing local accounts by use...

PT-2026-56531

Name of the Vulnerable Software and Affected Versions authentik versions prior to 2026.2.6 authentik versions prior to 2026.5.5 Description A diagnostic action on the LDAP Source API fails to enforce the object-level read-authorization filter applied to the rest of the API. This allows any party...

PT-2026-56530

Name of the Vulnerable Software and Affected Versions authentik versions prior to 2026.2.6 authentik versions prior to 2026.5.5 Description In enterprise deployments using a Google Chrome Endpoint stage with mode set to REQUIRED or the deprecated Google Chrome Device Trust Connector stage, the...

EUVD-2023-40420

Malicious code in bioql PyPI...

CVE-2025-53942 authentik has an insufficient check for account active status during OAuth/SAML authentication

authentik is an open-source Identity Provider that emphasizes flexibility and versatility, with support for a wide set of protocols. In versions 2025.4.4 and earlier, as well as versions 2025.6.0-rc1 through 2025.6.3, deactivated users who registered through OAuth/SAML or linked their accounts to...

CVE-2024-21637

Authentik is an open-source Identity Provider. Authentik is a vulnerable to a reflected Cross-Site Scripting vulnerability via JavaScript-URIs in OpenID Connect flows with responsemode=formpost. This relatively user could use the described attacks to perform a privilege escalation. This...

CVE-2024-23647 PKCE downgrade attack in Authentik

Authentik is an open-source Identity Provider. There is a bug in our implementation of PKCE that allows an attacker to circumvent the protection that PKCE offers. PKCE adds the codechallenge parameter to the authorization request and adds the codeverifier parameter to the token request. Prior to...