CVE-2025-31335

MEDIUM
2025-03-28 [email protected]
4.0
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
Low
Availability
None

Lifecycle Timeline

3
Patch Released
Apr 05, 2026 - 20:30 nvd
Patch available
Analysis Generated
Mar 28, 2026 - 18:33 vuln.today
CVE Published
Mar 28, 2025 - 06:15 nvd
MEDIUM 4.0

Tags

Jwt Attack Information Disclosure Redhat Suse

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).

Analysis

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). Rated medium severity (CVSS 4.0), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Technical Context

This vulnerability is classified under CWE-347. 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). Version information: before 3.3.1.

Affected Products

See vendor advisory for affected versions.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

20
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +20
POC: 0

Vendor Status

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CVE-2025-31335 vulnerability details – vuln.today
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