BIT-AUTHENTIK-2026-40172 authentik: Privilege Escalation via User PATCH: Superuser Group Assignment Bypasses enable_group_superuser

authentik is an open-source identity provider. In versions prior to 2025.12.5 and 2026.2.0 through 2026.2.2, the PATCH /api/v3/core/users/pk/ API allows a caller with changeuser on a target user to assign arbitrary groups through UserSerializer, including groups with issuperuser=True, without...

CVE-2026-40172 authentik: Privilege Escalation via User PATCH: Superuser Group Assignment Bypasses enable_group_superuser

authentik is an open-source identity provider. In versions prior to 2025.12.5 and 2026.2.0-rc1 through 2026.2.2, the PATCH /api/v3/core/users/pk/ API allows a caller with changeuser on a target user to assign arbitrary groups through UserSerializer, including groups with issuperuser=True, without...

CVE-2026-40172 authentik: Privilege Escalation via User PATCH: Superuser Group Assignment Bypasses enable_group_superuser

authentik is an open-source identity provider. In versions prior to 2025.12.5 and 2026.2.0-rc1 through 2026.2.2, the PATCH /api/v3/core/users/pk/ API allows a caller with changeuser on a target user to assign arbitrary groups through UserSerializer, including groups with issuperuser=True, without...

CVE-2026-40172 authentik: Privilege Escalation via User PATCH: Superuser Group Assignment Bypasses enable_group_superuser

authentik is an open-source identity provider. In versions prior to 2025.12.5 and 2026.2.0-rc1 through 2026.2.2, the PATCH /api/v3/core/users/pk/ API allows a caller with changeuser on a target user to assign arbitrary groups through UserSerializer, including groups with issuperuser=True, without...

CVE-2026-40172

The CVE-2026-40172 entry concerns authentik (open-source ID provider). A flaw in PATCH /api/v3/core/users/{pk}/ lets a caller with change_user on a target user assign arbitrary groups via UserSerializer, including groups with is_superuser=True, without requiring enable_group_superuser. This resul...

DEBIAN-CVE-2021-39163

Matrix is an ecosystem for open federated Instant Messaging and Voice over IP. In versions 1.41.0 and prior, unauthorised users can access the name, avatar, topic and number of members of a room if they know the ID of the room. This vulnerability is limited to homeservers where the vulnerable...

CVE-2021-39163

Matrix is an ecosystem for open federated Instant Messaging and Voice over IP. In versions 1.41.0 and prior, unauthorised users can access the name, avatar, topic and number of members of a room if they know the ID of the room. This vulnerability is limited to homeservers where the vulnerable...

Add global option "Enable group <anyone>"

As mentioned in JRA-18076 and JRA-23255, the predefined group anyone poses security risks in many cases as it exposes projects to unauthenticated users. I tend to think that in 90% of Jira instances that group has no use and is just a security risk dangling over our heads. I would suggest an opti...