CVE-2025-31335

State: Published
Severity: 4.0 Medium
Published: Mar 28, 2025
Updated: Mar 28, 2025
Reserved: Mar 28, 2025

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).

Scores

CVSS	Score	Vector	Source
3.1	4.0 Medium	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N	mitre

Weaknesses

CWE-347 Improper Verification of Cryptographic Signature

Affected Products

Product	Versions
OpenSAML C++ libraryShibboleth	before 3.3.1Affected

References

https://shibboleth.net/community/advisories/secadv_20250313.txt
https://git.shibboleth.net/view/?p=cpp-opensaml.git;a=commit;h=22a610b322e2178abd03e97cdbc8fb50b45efaee
https://shibboleth.atlassian.net/browse/CPPOST-126
https://lists.debian.org/debian-security-announce/2025/msg00041.html

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