CVE-2021-46398: Filebrowser

High severity, CVSS 8.8. EPSS: 6.7% chance of exploitation in the next 30 days.

A Cross-Site Request Forgery vulnerability exists in Filebrowser < 2.18.0 that allows attackers to create a backdoor user with admin privilege and get access to the filesystem via a malicious HTML webpage that is sent to the victim. An admin can run commands using the FileBrowser and hence it leads to RCE.

Affected products

• Filebrowser Filebrowser: before 2.18.0 (fixed in 2.18.0)

Published 2022-02-04. Last modified 2026-06-17.