module: github.com/robbert229/jwt
versions:
  - fixed: v0.0.0-20170426191122-ca1404ee6e83
description: |
    Token validation methods are susceptible to a timing side-channel
    during HMAC comparison. With a large enough number of requests
    over a low latency connection, an attacker may use this to determine
    the expected HMAC.
published: 2021-04-14T20:04:52Z
symbols:
  - Algorithm.validateSignature
links:
    commit: https://github.com/robbert229/jwt/commit/ca1404ee6e83fcbafb66b09ed0d543850a15b654
    context:
      - https://github.com/robbert229/jwt/issues/12