CVE-2021-47949

CyberPanel 2.1 Authenticated Remote Code Execution via Symlink Attack

Published May 10, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
CyberPanel 2.1 contains a command execution vulnerability that allows authenticated attackers to read arbitrary files and execute remote code by exploiting symlink attacks through the filemanager controller endpoint. Attackers can manipulate the completeStartingPath parameter in POST requests to /filemanager/controller to create symbolic links, read sensitive files like database credentials, and execute arbitrary shell commands through the /websites/fetchFolderDetails endpoint.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description CyberPanel 2.1 contains a command execution vulnerability that allows authenticated attackers to read arbitrary files and execute remote code by exploiting symlink attacks through the filemanager controller endpoint. Attackers can manipulate the completeStartingPath parameter in POST requests to /filemanager/controller to create symbolic links, read sensitive files like database credentials, and execute arbitrary shell commands through the /websites/fetchFolderDetails endpoint.
Title CyberPanel 2.1 Authenticated Remote Code Execution via Symlink Attack
First Time appeared Cyberpanel
Cyberpanel cyberpanel
Weaknesses CWE-59
CPEs cpe:2.3:a:cyberpanel:cyberpanel:*:*:*:*:*:*:*:*
Vendors & Products Cyberpanel
Cyberpanel cyberpanel
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
May 11, 2026, 12:51 PM
Reserved
Feb 1, 2026, 11:24 AM
Status
Awaiting Analysis
Published
May 10, 2026, 1:16 PM
Modified
Oct 6, 2026, 10:10 PM