fast-jwt 授权问题漏洞

fast-jwt is a JSON Web Token implementation open-sourced by Nearform. Versions of fast-jwt prior to 6.2.4 contained an authorization vulnerability. This vulnerability stemmed from a critical authentication bypass in the asynchronous key resolution process, allowing unauthenticated attackers to...

Improper Authentication

Overview fast-jwt is a Fast JSON Web Token implementation Affected versions of this package are vulnerable to Improper Authentication in the async key resolver when it returns an empty string or zero-length buffer. An attacker can gain unauthorized access and assume arbitrary identities by forgin...