CyberPanel (Through 1.9.1)

An Insecure Direct Object Reference (IDOR) vulnerability, tracked as CVE-2026-65917, exists in CyberPanel versions through 1.9.1, specifically within the IncBackups application's incremental-backup handlers, allowing authenticated panel users to exploit attacker-controlled IncJob integer IDs to access, read metadata from, delete, or trigger unauthorized restoration of other tenants' backup resources, potentially leading to operations with root privileges.

A missing authorization vulnerability, identified as CVE-2026-65916, in CyberPanel through version 1.9.1 allows authenticated users to manipulate and destroy other tenants' backups by sending crafted POST requests to the `cancelBackupCreation` handler.