CVE-2026-34529

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

State
Published
Severity
7.6 High
Published
Apr 1, 2026
Updated
Apr 2, 2026
Reserved
Mar 30, 2026

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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 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.

Scores

CVSSScoreVectorSource
3.17.6 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:NGitHub_M

Weaknesses

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

Affected Products

ProductVersions
filebrowserfilebrowser
  • < 2.62.2Affected

References

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