Ghostwire

CVE-2026-39918: Vvveb prior to 1.0.8.1 contains a code injection vulnerability in the installation endpoint where the subdir POST...

CRITICAL CVSS 9.5

Published: April 20, 2026 | Last Modified: April 20, 2026

Description

Vvveb prior to 1.0.8.1 contains a code injection vulnerability in the installation endpoint where the subdir POST parameter is written unsanitized into the env.php configuration file without escaping or validation. Attackers can inject arbitrary PHP code by breaking out of the string context in the define statement to achieve unauthenticated remote code execution as the web server user.

Ghostwire Analysis — What This Means Practically

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (2 articles)

References