Improper Verification of Cryptographic Signature Affecting node-saml package, versions *
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Test your applications- Snyk IDSNYK-JS-NODESAML-10946571
- published25 Jul 2025
- disclosed25 Jul 2025
- creditahacker1-securesaml
Introduced: 25 Jul 2025
CVE-2025-54369 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
A fix was pushed into the master branch but not yet published.
Overview
node-saml is a SAML 2.0 Library
Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature due to loading assertions from unsigned response documents. An attacker can alter authentication details, such as modifying the username in a SAML assertion, by providing a validly signed document from the identity provider (IdP).