CVE-2021-28379

HIGH

Vesta Control Panel <0.9.8-27 - Open Redirect

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-28379. PoCs published by Fady Mohammed Osman.

AI-analyzed exploit summary This exploit demonstrates a CSRF vulnerability in VestaCP 0.9.8, allowing an attacker to upload an SSH authorized_keys file to the admin's home directory, enabling SSH access as the admin user.

Description

web/upload/UploadHandler.php in Vesta Control Panel (aka VestaCP) through 0.9.8-27 and myVesta through 0.9.8-26-39 allows uploads from a different origin.

Exploits (1)

exploitdb WORKING POC
by Fady Mohammed Osman · htmlwebappsmultiple
https://www.exploit-db.com/exploits/49659

This exploit demonstrates a CSRF vulnerability in VestaCP 0.9.8, allowing an attacker to upload an SSH authorized_keys file to the admin's home directory, enabling SSH access as the admin user.

Classification
Working Poc 100%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: Vesta Control Panel (VestaCP) through 0.9.8-27 and myVesta through 0.9.8-26-39
No auth needed
Prerequisites: Admin user must visit the malicious HTML page · SSH must be installed on the target system
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2

Scores

CVSS v3 8.8
EPSS 0.0329
EPSS Percentile 87.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-434
Status published
Products (2)
myvestacp/myvesta < 0.9.8-26-39
vestacp/vesta_control_panel < 0.9.8-27
Published Mar 15, 2021
Tracked Since Feb 18, 2026