SB2025062652 - Improper Verification of Cryptographic Signature in Node SAML xml-crypto
Published: June 26, 2025
Security Bulletin ID
SB2025062652
Severity
Critical
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Verification of Cryptographic Signature (CVE-ID: CVE-2025-29774)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to authentication bypass. A remote unauthenticated attacker can exploit a vulnerability to bypass authentication or authorization mechanisms in systems that rely on xml-crypto for verifying signed XML documents by modifying a valid signed XML message in a way that still passes signature verification checks.
Remediation
Install update from vendor's website.
References
- https://github.com/node-saml/xml-crypto/commit/28f92218ecbb8dcbd238afa4efbbd50302aa9aed
- https://github.com/node-saml/xml-crypto/commit/886dc63a8b4bb5ae1db9f41c7854b171eb83aa98
- https://github.com/node-saml/xml-crypto/commit/8ac6118ee7978b46aa56b82cbcaa5fca58c93a07
- https://github.com/node-saml/xml-crypto/releases/tag/v2.1.6
- https://github.com/node-saml/xml-crypto/releases/tag/v3.2.1
- https://github.com/node-saml/xml-crypto/releases/tag/v6.0.1
- https://github.com/node-saml/xml-crypto/security/advisories/GHSA-9p8x-f768-wp2g
- https://workos.com/blog/samlstorm