CVE-2026-34529 PUBLISHED

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 EPUB preview function in File Browser is vulnerable to Stored Cross-Site Scripting (XSS). JavaScript embedded in a crafted EPUB file executes in the victim's browser when they preview the file. This issue has been patched in version 2.62.2.

• https://github.com/filebrowser/filebrowser/security/advisories/GHSA-5vpr-4fgw-f69h
• https://github.com/filebrowser/filebrowser/releases/tag/v2.62.2

• CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE