CVE-2026-34529
Last modified
CVE-2026-34529 is a critical-severity vulnerability rated 9/10 on the CVSS scale. 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). EPSS estimates a 0.32% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Filebrowser | Filebrowser | < 2.62.2 |
References
- https://github.com/filebrowser/filebrowser/releases/tag/v2.62.2Product, Release Notes
- https://github.com/filebrowser/filebrowser/security/advisories/GHSA-5vpr-4fgw-f69hExploit, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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