CVE-2017-18239

A time-sensitive equality check on the JWT signature in the JsonWebToken.validate method in main/scala/authentikat/jwt/JsonWebToken.scala in authentikat-jwt aka com.jason-goodwin/authentikat-jwt version 0.4.5 and earlier allows the supplier of a JWT token to guess bit after bit of the signature b...

Verification Bypass

Overview Versions 4.2.1 and earlier of jsonwebtoken are affected by a verification bypass vulnerability. This is a result of weak validation of the JWT algorithm type, occuring when an attacker is allowed to arbitrarily specify the JWT algorithm. Recommendation Update to version 4.2.2 or later...