CVE-2024-25191

Summary

CVE-2024-25191 is a vulnerability affecting the php-jwt library version 1.0.0. The issue lies in the library's authentication verification process, which uses the non-constant time function strcmp. An attacker can exploit this vulnerability through a timing side channel, making it easier to bypass authentication and potentially gain unauthorized access to systems using the affected library. This weakness could have serious security implications for applications that rely on php-jwt for JSON Web Token authentication. Developers are encouraged to update to the latest version of the library to mitigate this risk.

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