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.
Published: 2026-07-23
Score: 7.2 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 28 Jul 2026 01:30:00 +0000

Type Values Removed Values Added
First Time appeared Cyberpanel
Cyberpanel cyberpanel
CPEs cpe:2.3:a:cyberpanel:cyberpanel:*:*:*:*:*:*:*:*
Vendors & Products Cyberpanel
Cyberpanel cyberpanel

Fri, 24 Jul 2026 00:45:00 +0000

Type Values Removed Values Added
First Time appeared Usmannasir
Usmannasir cyberpanel
Vendors & Products Usmannasir
Usmannasir cyberpanel

Thu, 23 Jul 2026 21:45:00 +0000

Type Values Removed Values Added
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.
Title CyberPanel Missing Authorization in cancelBackupCreation Handler
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H'}

cvssV4_0

{'score': 7.2, 'vector': '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'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Cyberpanel Cyberpanel
Usmannasir Cyberpanel
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-07-28T01:06:17.797Z

Reserved: 2026-07-23T12:51:09.595Z

Link: CVE-2026-65916

cve-icon Vulnrichment

Updated: 2026-07-23T18:18:19.892Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-26T04:30:05Z

Weaknesses