CVE-2026-41934

High

Description

Vvveb before version 1.0.8.2 contains an authenticated remote code execution vulnerability in the admin code editor that allows low-privilege authenticated users to execute arbitrary code through insufficient file extension restrictions, with the uploaded payload then executable via subsequent unauthenticated HTTP requests. Attackers with editor, author, contributor, or site_admin roles can write a malicious .htaccess file to map arbitrary extensions to the PHP handler, then upload PHP code with that extension to achieve unauthenticated remote code execution when the file is accessed via HTTP.

SeverityHigh
CVSS8.8
Exploit probability—
ProductVvveb
PublishedMay 6, 2026
First seenMay 6, 2026
Weakness typeCWE-184CWE-184

How to fix

Affected products

ProductAffected versionsFixed in
givanz Vvvebv < 1.0.8.21.0.8.2

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CVE-2026-41934 · Vvveb · Dark Radar