QwikSec

Security Database

CVE

CWE

Training

CVE Database
/

CVE-2026-6249

Back to search

CVE-2026-6249

Published: Apr 20, 2026

Modified: May 25, 2026

PUBLISHED

CVSS v3.1

8.8

HIGH

Description

Vvveb CMS 1.0.8.2 contains a remote code execution vulnerability in its media upload handler that allows authenticated attackers to execute arbitrary operating system commands by uploading a PHP webshell with a .phtml extension. Attackers can bypass the extension deny-list and upload malicious files to the publicly accessible media directory, then request the file over HTTP to achieve full server compromise.

VendorProductVersions

Vvveb

Vvveb CMS

affected
1.0.8.2

Weaknesses (CWE)

CWE-434

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now