BIT-AUTHENTIK-2026-49443 authentik: `UserSourceConnection.user` and `GroupSourceConnection.group` are changeable through the API

authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, an attacker with the ability to change a source connection, and an account in one of the configured sources can log into any account. This issue has been patched in versions 2025.12.6, 2026.2.4, an...

CVE-2026-49443 authentik: `UserSourceConnection.user` and `GroupSourceConnection.group` are changeable through the API

authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, an attacker with the ability to change a source connection, and an account in one of the configured sources can log into any account. This issue has been patched in versions 2025.12.6, 2026.2.4, an...

CVE-2026-49443 authentik: `UserSourceConnection.user` and `GroupSourceConnection.group` are changeable through the API

authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, an attacker with the ability to change a source connection, and an account in one of the configured sources can log into any account. This issue has been patched in versions 2025.12.6, 2026.2.4, an...

CVE-2026-49443

This CVE affects authentik, an open-source identity provider. Affected: UserSourceConnection.user and GroupSourceConnection.group are changeable via the API, allowing an attacker who can modify a source connection and possesses an account in one configured source to log into any account. Root cau...