Internet Bug Bounty: Critical vulnerability in JSON Web Encryption (JWE) - RFC 7516 Invalid Curve attack

We found an issue in the JWE specification where it fails to warn the implementers about Invalid Curve attack. We found several libraries to be vulnerable : node-jose, jose2go, Nimbus JOSE+JWT and jose4j and in the process of filing an errata for the RFC. We report the vulnerabilities to the...

Critical vulnerability in JSON Web Encryption (JWE) - RFC 7516

tl;dr if you are using go-jose, node-jose, jose2go, Nimbus JOSE+JWT or jose4j with ECDH-ES please update to the latest version. RFC 7516 aka JSON Web Encryption JWE hence many software libraries implementing this specification used to suffer from a classic Invalid Curve Attack. This would allow a...