CVE-2021-47949

HIGH

CyberPanel 2.1 Authenticated Remote Code Execution via Symlink Attack

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-47949. PoCs published by numan türle.

AI-analyzed exploit summary This exploit demonstrates an authenticated RCE vulnerability in CyberPanel <=2.1 by leveraging a symlink attack and command injection via the filemanager/controller endpoint. It also includes a reverse shell payload and token theft via MySQL queries.

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.

Exploits (1)

exploitdb WORKING POC
by numan türle · pythonwebappsmultiple
https://www.exploit-db.com/exploits/50230

This exploit demonstrates an authenticated RCE vulnerability in CyberPanel <=2.1 by leveraging a symlink attack and command injection via the filemanager/controller endpoint. It also includes a reverse shell payload and token theft via MySQL queries.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: CyberPanel <=2.1
Auth required
Prerequisites: valid CyberPanel credentials · access to a domain hosted on the target
devstral-2 · analyzed May 10, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit exploit
ExploitDB-50230
https://www.exploit-db.com/exploits/50230
Product product
Official Product Homepage
https://cyberpanel.net/
Product product
Product Reference
https://github.com/usmannasir/cyberpanel
Third Party Advisory third-party-advisory
VulnCheck Advisory: CyberPanel 2.1 Authenticated Remote Code Execution via Symlink Attack
https://www.vulncheck.com/advisories/cyberpanel-authenticated-remote-code-execution-via-symlink-attack

Scores

CVSS v3 8.8
EPSS 0.0053
EPSS Percentile 40.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-59
Status published
Products (1)
Cyberpanel/CyberPanel <= 2.1
Published May 10, 2026
Tracked Since May 10, 2026