A vulnerability was found in CloudburstMC Protocol up to 3.0.0.Beta12-20260420.182526-14 . It has been rated as critical . Affected by this issue is the function EncryptionUtils . The manipulation leads to improper authentication. This vulnerability is traded as CVE-2026-45289 . It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is advised.