Parameter Manipulation Vulnerability in OpenSAML C++ Library
CVE-2025-31335

4MEDIUM

Key Information:

Vendor

Shibboleth

Status
Opensaml C++ Library
Vendor
CVE Published:
28 March 2025

What is CVE-2025-31335?

The OpenSAML C++ library, prior to version 3.3.1, is susceptible to a vulnerability that allows for the manipulation of parameters, potentially enabling an attacker to forge signed SAML messages. This issue arises particularly with SAML bindings that utilize non-XML signature mechanisms. Users of the affected versions are advised to upgrade to mitigate risks associated with this vulnerability.

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Affected Version(s)

OpenSAML C++ library 0 < 3.3.1

References

https://shibboleth.net/community/advisories/secadv_202503...
https://git.shibboleth.net/view/?p=cpp-opensaml.git;a=com...
https://shibboleth.atlassian.net/browse/CPPOST-126

CVSS V3.1

Score:
4
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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