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Description

auth0/node-jws is a JSON Web Signature implementation for Node.js. In versions 3.2.2 and earlier and version 4.0.0, auth0/node-jws has an improper signature verification vulnerability when using the HS256 algorithm under specific conditions. Applications are affected when they use the jws.createVerify() function for HMAC algorithms and use user-provided data from the JSON Web Signature protected header or payload in HMAC secret lookup routines, which can allow attackers to bypass signature verification. This issue has been patched in versions 3.2.3 and 4.0.1.

PUBLISHED Reserved 2025-11-18 | Published 2025-12-04 | Updated 2025-12-05 | Assigner GitHub_M




HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Problem types

CWE-347: Improper Verification of Cryptographic Signature

Product status

< 3.2.3
affected

>= 4.0.0, <= 4.0.1
affected

References

github.com/...de-jws/security/advisories/GHSA-869p-cjfg-cm3x

github.com/...ommit/34c45b2c04434f925b638de6a061de9339c0ea2e

cve.org (CVE-2025-65945)

nvd.nist.gov (CVE-2025-65945)