CVE-2026-33746 Convoy: JWT Signature Verification Bypass Allows Authentication as Arbitrary Users

Convoy is a KVM server management panel for hosting businesses. From version 3.9.0-beta to before version 4.5.1, the JWTService::decode method did not verify the cryptographic signature of JWT tokens. While the method configured a symmetric HMAC-SHA256 signer via lcobucci/jwt, it only validated...

CVE-2026-33746

Convoy (KVM server management panel) is vulnerable in versions 3.9.0-beta through

Convoy data falsification vulnerability

Convoy is an open-source platform developed by Convoy for hosting providers and enthusiasts. Versions of Convoy from 3.9.0-beta to 4.5.1 contained a data manipulation vulnerability due to insufficient validation of JWT token signatures, which could lead to authentication bypasses...

Convoy security vulnerability

Convoy is Convoy Open Source a modern platform tailored for hosting providers and enthusiasts. A security vulnerability exists in Convoy versions prior to 4.4.1 that stems from a directory traversal vulnerability in the LocaleController component...