CVE-2026-73191

Name of the Vulnerable Software and Affected Versions Apache Syncope versions 3.0.0-M0 through 3.0.16 Apache Syncope versions 4.0.0-M0 through 4.0.7 Apache Syncope versions 4.1.0-M0 through 4.1.2

Description An Open Redirect issue exists when the Syncope SRA is configured for CAS authentication. The target Apereo CAS instance URL is determined by unconditionally trusting client-supplied forwarded HTTP headers, allowing redirection to untrusted sites.

Recommendations Upgrade versions 3.0.0-M0 through 3.0.16 to version 4.0.8 Upgrade versions 4.0.0-M0 through 4.0.7 to version 4.0.8 Upgrade versions 4.1.0-M0 through 4.1.2 to version 4.1.3