Description
File Browser before v2.63.22 fails to validate access rules for descendants during recursive copy, rename, and delete operations, allowing authenticated users to bypass path-based access controls. Attackers can copy, rename, or delete denied files by operating on their allowed parent directory, defeating rule-based isolation for confidentiality and integrity.
Published: 2026-08-13
Score: 8.6 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 13 Aug 2026 13:00:00 +0000

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

Thu, 13 Aug 2026 11:45:00 +0000

Type Values Removed Values Added
Description File Browser before v2.63.22 fails to validate access rules for descendants during recursive copy, rename, and delete operations, allowing authenticated users to bypass path-based access controls. Attackers can copy, rename, or delete denied files by operating on their allowed parent directory, defeating rule-based isolation for confidentiality and integrity.
Title File Browser before v2.63.22 Authorization Bypass via Recursive Operations
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

Filebrowser Filebrowser
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-13T14:56:02.237Z

Reserved: 2026-08-13T11:16:27.834Z

Link: CVE-2026-73612

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-13T12:17:25.897

Modified: 2026-08-13T15:20:19.803

Link: CVE-2026-73612

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-13T12:45:03Z

Weaknesses
  • CWE-639

    Authorization Bypass Through User-Controlled Key