CVE-2026-34427: Givanz Vvveb

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

Vvveb prior to 1.0.8.1 contains a privilege escalation vulnerability in the admin user profile save endpoint that allows authenticated users to modify privileged fields on their own profile. Attackers can inject role_id=1 into profile save requests to escalate to Super Administrator privileges, enabling plugin upload functionality for remote code execution.

Affected products

• Givanz Vvveb: before 1.0.8.1 (fixed in 1.0.8.1)

Published 2026-04-20. Last modified 2026-07-14.