CVE-2026-34530

medium

Description

File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. Prior to version 2.62.2, the SPA index page in File Browser is vulnerable to Stored Cross-Site Scripting (XSS) via admin-controlled branding fields. An admin who sets branding.name to a malicious payload injects persistent JavaScript that executes for ALL visitors, including unauthenticated users. This issue has been patched in version 2.62.2.

References

https://github.com/filebrowser/filebrowser/security/advisories/GHSA-xfqj-3vmx-63wv

https://github.com/filebrowser/filebrowser/releases/tag/v2.62.2

Details

Source: Mitre, NVD

Published: 2026-04-01

Updated: 2026-04-06

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:L/Au:M/C:C/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.9

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00057