Authorization Bypass Through User-Controlled Key
Dino before 0.2.3, 0.3.x before 0.3.2, and 0.4.x before 0.4.2 allows attackers to modify the personal bookmark store via a crafted message. The attacker can change the display of group chats or force a victim to join a group chat; the victim may then be tricked into disclosing sensitive information.
CWE-639 - Authorization Bypass Through User-Controlled Key
The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.