#VU114662 Path traversal in QVR - CVE-2025-52861

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Main Vulnerability Database Vulnerabilities #VU114662

#VU114662 Path traversal in QVR - CVE-2025-52861

Published: September 2, 2025


Vulnerability identifier: #VU114662
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-52861
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
QVR
Software vendor:
QNAP Systems, Inc.

Description

The vulnerability allows a remote user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote administrator can send a specially crafted HTTP request and read arbitrary files on the system.

Note: The vulnerability affects the QVR firmware for legacy VioStor NVR.


Remediation

Install updates from vendor's website.

External links