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CVE-2026-73191

Apache Syncope: CAS service URL injection via Forwarded HTTP headers

cve-program · severity unknownCVSS unknownCheck source for fixed versionsKEV status unknown
Original advisory

cve-program · CVE-2026-73191

Published

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.

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CVE-2026-73191 · CVE overview and exploitation status

cve-program · CVE-2026-73191

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