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 SPA index page in File Browser is vulnerable to Stored Cross-Site Scripting (XSS) via admin-controlled branding fields. An admin who sets branding.name to a malicious payload injects persistent JavaScript that executes for ALL visitors, including unauthenticated users. This issue has been patched in version 2.62.2.
Published: 2026-04-01
Score: 6.9 Medium
EPSS: < 1% Very Low
KEV: No
Impact: Stored Cross‑Site Scripting
Action: Immediate Patch
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-xfqj-3vmx-63wv File Browser vulnerable to Stored Cross-site Scripting via text/template branding injection
History

Tue, 07 Apr 2026 00:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:filebrowser:filebrowser:*:*:*:*:*:*:*:*

Sat, 04 Apr 2026 05:00:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 02 Apr 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Filebrowser
Filebrowser filebrowser
Vendors & Products Filebrowser
Filebrowser filebrowser

Wed, 01 Apr 2026 23:45:00 +0000

Type Values Removed Values Added
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 SPA index page in File Browser is vulnerable to Stored Cross-Site Scripting (XSS) via admin-controlled branding fields. An admin who sets branding.name to a malicious payload injects persistent JavaScript that executes for ALL visitors, including unauthenticated users. This issue has been patched in version 2.62.2.
Title File Browser is vulnerable to Stored Cross-Site Scripting via text/template branding injection
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N'}


Subscriptions

Filebrowser Filebrowser
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-04-04T03:14:50.072Z

Reserved: 2026-03-30T16:03:31.048Z

Link: CVE-2026-34530

cve-icon Vulnrichment

Updated: 2026-04-04T03:14:46.034Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-01T21:17:00.993

Modified: 2026-04-06T20:34:21.887

Link: CVE-2026-34530

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-07T08:07:27Z

Weaknesses