Edhelas

**Name of the Vulnerable Software and Affected Versions** Movim versions prior to 0.22 **Description** The issue is related to a Cross-Site WebSocket Hijacking vulnerability due to missing header validation. **Recommendations** For versions prior to 0.22, update to version 0.22 or later to resolve the issue. As a temporary workaround, consider implementing additional header validation mechanisms to minimize the risk of exploitation.