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Filebrowser CVE-2023-39612

CRITICAL
Cross-site Scripting (XSS) (CWE-79)
2023-09-16 cve@mitre.org
9.0
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
9.0 CRITICAL
AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Sep 16, 2023 - 01:15 nvd
CRITICAL 9.0

DescriptionNVD

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.

AnalysisAI

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. Rated critical severity (CVSS 9.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. 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 include: Filebrowser.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

CVE-2026-29188 CRITICAL POC
9.1 Mar 05

Unauthorized file operations in File Browser before fix. PoC and patch available.

CVE-2026-25890 HIGH POC
8.1 Feb 09

Path normalization bypass in Filebrowser prior to 2.57.1 allows authenticated users to circumvent file access restrictio

CVE-2025-52995 HIGH POC
8.0 Jun 30

File Browser provides a file managing interface within a specified directory and it can be used to upload, delete, previ

CVE-2025-52902 HIGH POC
7.6 Jun 26

File Browser provides a file managing interface within a specified directory and it can be used to upload, delete, previ

CVE-2026-28492 MEDIUM POC
6.5 Mar 05

File Browser versions prior to 2.61.0 incorrectly set the filesystem root to a parent directory when generating public s

CVE-2025-52997 MEDIUM POC
5.9 Jun 30

File Browser provides a file managing interface within a specified directory and it can be used to upload, delete, previ

CVE-2025-52900 MEDIUM POC
5.5 Jun 26

File Browser provides a file managing interface within a specified directory and it can be used to upload, delete, previ

CVE-2026-25889 MEDIUM POC
5.4 Feb 09

Filebrowser versions prior to 2.57.1 allow authenticated users to reset passwords without verifying the current password

CVE-2026-48777 CRITICAL
9.3 Jun 16

Path traversal in FileBrowser Quantum (gtsteffaniak fork) versions prior to 1.3.2-stable, 1.4.0-beta, and 1.4.1-beta all

CVE-2026-23849 MEDIUM POC
5.3 Jan 19

Filebrowser versions up to 2.55.0 contains a vulnerability that allows attackers to enumerate valid usernames by measuri

CVE-2026-54088 CRITICAL POC
9.3 Jun 25

Pre-authentication remote code execution in File Browser before 2.63.6 lets unauthenticated attackers run arbitrary OS c

CVE-2026-54089 CRITICAL POC
9.1 Jun 25

Authentication bypass and privilege escalation in File Browser (versions 2.0.0-rc.1 and later) lets a remote unauthentic

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CVE-2023-39612 vulnerability details – vuln.today

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