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.
Details
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| simplesamlphp | — | — |
References
Similar Threats
- Medium CVE-2025-65954
- Unknown DLA-4161-1
- Unknown DEBIAN-CVE-2025-27773
- High CVE-2025-27773
- Unknown DEBIAN-CVE-2024-52596
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