CVE-2026-34529highCWE-79

CVE-2026-34529: high-severity vulnerability in filebrowser

File Browser is vulnerable to Stored Cross-site Scripting via crafted EPUB file

Published · Updated

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 7.6epss 0.3%
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
Affected products
filebrowser · filebrowser
Related CVEs — filebrowser

In the same product, most dangerous first.

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