Authentication Bypass in saml2-js
Priority LOW 38CWE-287Published · Updated
Key facts
- Attack vector
- —
- Privileges required
- —
- User interaction
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- Attack complexity
- —
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- —
- Fix status
- Fixed
No CVSS vector from any source. Fix status from GitHub. Impact type from CWE-287.
Summary
Versions of `saml2-js` prior to 2.0.5 are vulnerable to an Authentication Bypass. The package fails to enforce the assertion conditions for encrypted assertions, which may allow an attacker to reuse encrypted assertion tokens indefinitely. ## Recommendation Upgrade to version 2.0.5 or later.
Why it matters now
Fix Fixed saml2-js (npm): 2.0.5
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | saml2-js (npm) | before 2.0.5 | 2.0.5 | Patch available | GHSA-mfcp-34xw-p57x |
- saml2-js (npm) Vendor— Affected before 2.0.5 Fixed in 2.0.5 Patch available GHSA-mfcp-34xw-p57x
Remediation
- Fix · GHSA-mfcp-34xw-p57x saml2-js (npm) Fixed in 2.0.5 Advisory →
Timeline
- 2026-10-03 Threatist record created from GHSA-mfcp-34xw-p57x
References
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences