CVE-2025-52902 | THREATINT

Description

File Browser provides a file managing interface within a specified directory and it can be used to upload, delete, preview, rename and edit files. The Markdown preview function of File Browser prior to v2.33.7 is vulnerable to Stored Cross-Site-Scripting (XSS). Any JavaScript code that is part of a Markdown file uploaded by a user will be executed by the browser. Version 2.33.7 contains a fix for the issue.

Reserved 2025-06-20 | Published 2025-06-26 | Updated 2025-06-26 | Assigner GitHub_M

HIGH: 7.6CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N

Problem types

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

CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

Product status

< 2.33.7

affected

References

github.com/...rowser/security/advisories/GHSA-4wx8-5gm2-2j97

github.com/...ommit/f19943a42e8e092e811dffbe9f4623dac36f1f0d

cve.org (CVE-2025-52902)

nvd.nist.gov (CVE-2025-52902)

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