CVE-2025-31335 - CVE House

Status published Medium CVE-2025-31335

The OpenSAML C++ library before 3.3.1 allows forging of signed...

4 CVSS

Vulnerability 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).

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Shibboleth

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Affected Software

OpenSAML C++ library

Vulnerable Versions:

Timeline

Official Publish: March 28th, 2025

Last Modified: March 28th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N

Weaknesses (CWE)

CWE-347

MITRE ATT&CK TTPs

T1553 Subvert Trust Controls

Defense Evasion

T1190 Exploit Public-Facing Application

Initial Access

T1078 Valid Accounts

Persistence

T1550 Use Alternate Authentication Material