CVE ID : CVE-2025-27773

Published : March 11, 2025, 7:15 p.m. | 1 hour, 29 minutes ago

Description : The SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. Prior to versions 4.17.0 and 5.0.0-alpha.20, there is a signature confusion attack in the HTTPRedirect binding. An attacker with any signed SAMLResponse via the HTTP-Redirect binding can cause the application to accept an unsigned message. Versions 4.17.0 and 5.0.0-alpha.20 contain a fix for the issue.

Severity: 8.6 | HIGH

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