CVE ID :CVE-2026-47201 Published : June 2, 2026, 9:16 p.m. | 1ย hour, 9ย minutes ago Description :authentik is an open-source identity provider. Prior to versions 2025.12.5, 2026.2.3, and 2026.5.1, authentik's SAML Source ACS endpoint is vulnerable to XML Signature Wrapping when validating upstream SAML responses. An attacker with any account at the upstream IdP can reuse a valid sign
authentik: XML Signature
Exploit
CVE-2026-47201
MITRE CVE High
Update to v2025.12.5