Vulnerabilities CVE-2026-72837

CVE-2026-72837

High

Open

TLP:CLEAR

File Browser before 2.63.20 Privilege Escalation via Proxy Authentication

NVD CVE.org

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Description

File Browser versions before 2.63.20 fail to honor the createUserDir isolation in proxy and hook authentication auto-provisioning paths. Attackers with valid upstream-authenticated credentials can read, modify, delete, and share files belonging to other users by exploiting the server root scope assignment.

Details

CVSS Score: 8.7
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Confidence: 90%
Published: Aug 14, 2026
Last Modified: Aug 14, 2026

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