CVE-2026-65916
CyberPanel Missing Authorization in cancelBackupCreation Handler
- State
- Published
- Severity
- 7.2 High
- Published
- Jul 23, 2026
- Updated
- Jul 28, 2026
- Reserved
- Jul 23, 2026
Description
CyberPanel through 1.9.1, fixed in commit b198460, contains a missing authorization vulnerability in the cancelBackupCreation handler that allows authenticated users to kill, delete, and corrupt other tenants' backups. Attackers can send crafted POST requests with arbitrary backupCancellationDomain and fileName parameters to terminate backup processes, delete backup archives, corrupt backup status files, and remove database records belonging to other tenants.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.2 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.1 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H | VulnCheck |
Weaknesses
- CWE-862 Missing Authorization
Affected Products
| Product | Versions |
|---|---|
cyberpanelusmannasir |
|
References
- Researcher Disclosuretechnical-descriptionexploitissue-tracking
- Patch Commitpatch
- https://www.vulncheck.com/advisories/cyberpanel-missing-authorization-in-cancelbackupcreation-handlerthird-party-advisory
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