What’s Vulnerable › Vulnerabilities

CVE-2023-39612

• Severity: critical (CVSS 9.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-09-16 · updated 2026-06-17
• Weakness: CWE-79

Description

A cross-site scripting (XSS) vulnerability in FileBrowser before v2.23.0 allows an authenticated attacker to escalate privileges to Administrator via user interaction with a crafted HTML file or URL.

Affected products

• filebrowser: before 2.25.0 — fixed in 2.25.0

How to fix

Upgrade to a fixed version: filebrowser 2.25.0. Check the vendor advisory for mitigations.

References

• https://febin0x4e4a.wordpress.com/2023/09/15/xss-in-filebrowser-leads-to-admin-account-takeover-in-filebrowser/
• https://github.com/filebrowser/filebrowser/commit/b508ac3d4f7f0f75d6b49c99bdc661a6d2173f30
• https://github.com/filebrowser/filebrowser/issues/2570
• https://febin0x4e4a.wordpress.com/2023/09/15/xss-in-filebrowser-leads-to-admin-account-takeover-in-filebrowser/
• https://github.com/filebrowser/filebrowser/commit/b508ac3d4f7f0f75d6b49c99bdc661a6d2173f30
• https://github.com/filebrowser/filebrowser/issues/2570

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