CVE-2025-31335

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CVSS 3.1

4.0 medium

EPSS

<1%p15

Published

Mar 28, 2025 (Mar 28, 2025)

Modified

Jun 17, 2026

Description

The OpenSAML C++ library before 3.3.1 allows forging of signed SAML messages via parameter manipulation (when using SAML bindings that rely on non-XML signatures).

Weakness: CWE-347
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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