CVE-2026-41005 UAA accepts SAML Encrypted Assertions authentication bypass

Cloud Foundry UAA incorrectly treated XML encryption to the Service Provider confidentiality as a substitute for XML signatures from the Identity Provider authenticity in two SAML flows: the OAuth 2.0 SAML2 bearer grant token endpoint and browser SSO ACS when wantAssertionSigned is set to false...

Improper Authentication

goauthentik.io is vulnerable to improper authentication. The vulnerability is due to deactivated users who registered or linked accounts via OAuth/SAML retaining partial access, which allows an attacker to authorize applications if they know the application URL, despite their account being...

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-2025-53942

Summary of CVE-2025-53942 (authentik): Affected: authentik identity provider. Issue: deactivated users who registered via OAuth/SAML (or linked accounts) could remain partially active, enabling authorization of applications despite deactivation. Root cause: insufficient check for account active s...

PT-2025-30439

Name of the Vulnerable Software and Affected Versions authentik versions prior to 2025.4.4 authentik versions 2025.6.0-rc1 through 2025.6.3 Description Deactivated users who registered through OAuth/SAML or linked their accounts to OAuth/SAML providers can retain partial access to the system...