CVE-2024-23721: DrayTek VIGOR3910 Firmware

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

A Directory Traversal issue was discovered in process_post on Draytek Vigor3910 4.3.2.5 devices. When sending a certain POST request, it calls the function and exports information.

Affected products

• DrayTek VIGOR3910 Firmware: up to and including 4.3.2.5

Published 2024-03-20. Last modified 2026-06-17.