CVE-2026-89042
passport-saml-encrypted through 0.1.13 Authentication Bypass via Missing Signature Verification
CVSS 4.0 9.3 CRITICALCVSS 3.1 9.1 CRITICALCheck source for fixed versionsKEV status unknown
cve-program · CVE-2026-89042
Publishedpassport-saml-encrypted through 0.1.13 makes SAML signature verification conditional on an optional cert option, allowing attackers to bypass authentication by submitting unsigned SAML responses. Attackers can post forged SAML responses with arbitrary NameID and attributes to the assertion consumer service endpoint to receive authenticated profiles without valid signatures.
Read the publisher's advisoryAffected versions, risk and source history
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CVE-2026-89042 · CVE overview and exploitation status
cve-program · CVE-2026-89042
- https://github.com/krakenjs/passport-saml-encrypted/issues/29
- https://github.com/krakenjs/passport-saml-encrypted/blob/v0.1.13/lib/saml.js#L296
- https://github.com/krakenjs/passport-saml-encrypted/blob/v0.1.13/lib/saml.js#L321
- https://github.com/krakenjs/passport-saml-encrypted
- https://www.vulncheck.com/advisories/passport-saml-encrypted-through-0.1.13-authentication-bypass-via-missing-signature-verification
Related changes
Linked by CVE identifierNo related changes are available here.