CVE-2026-73612: File Browser before v2.63.22 Authorization Bypass via Recursive Operations

Published Aug 13, 2026
·
Updated

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.

Affected Software

1 affected component
File Browser<2.63.22

Event History

Aug 13, 2026
CVE Published
via MITRE·11:28 AM
Data Sourced
via MITRE·11:28 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2026-73612?

CVE-2026-73612 has a high severity rating of 8.1.

2

How do I fix CVE-2026-73612?

To fix CVE-2026-73612, upgrade File Browser to version 2.63.22 or later.

3

What kind of attack does CVE-2026-73612 enable?

CVE-2026-73612 enables authenticated users to bypass path-based access controls to copy, rename, or delete protected files.

4

Which versions of File Browser are affected by CVE-2026-73612?

File Browser versions before v2.63.22 are affected by CVE-2026-73612.

5

What operations are vulnerable in CVE-2026-73612?

CVE-2026-73612 is vulnerable during recursive copy, rename, and delete operations.

Contact

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