VULNERABILITY INTELLIGENCE
CVE-2026-73191
CVSS score6.1 MEDIUM
EPSS probability0.31%
CISA KEVNot currently listed
Published2026-09-14
Last modified2026-09-14
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Description
URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Apache Syncope. When the Syncope SRA is configured for CAS authentication, the target Apereo CAS instance's URL is calculated by unconditionally looking at client-supplied forwarded HTTP headers. This issue affects Apache Syncope: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 Through 4.0.7, from 4.1.0-M0 through 4.1.2. Users are recommended to upgrade to version 4.0.8 / 4.1.3, which fix this issue.
Weakness classification
- CWE-601: URL Redirection to Untrusted Site ('Open Redirect')