CVE-2025-11965: Eclipse Vert.x

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

In Eclipse Vert.x versions [4.0.0, 4.5.21] and [5.0.0, 5.0.4], a StaticHandler configuration for restricting access to hidden files fails to restrict access to hidden directories, allowing unauthorized users to retrieve files within them (e.g. '.git/config').

Affected products

• Eclipse Vert.x: from 4.0.0, before 4.5.22 (fixed in 4.5.22); from 5.0.0, before 5.0.5 (fixed in 5.0.5)

Published 2025-10-22. Last modified 2026-10-08.