high8.8
CVE-2026-49443
authentik is an open-source identity provider.
Impact
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, and 2026.5.1.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Goauthentik | Authentik | before 2025.12.6 from 2026.2.0 before 2026.2.4 from 2026.5.0 before 2026.5.1 |