An OS command injection vulnerability has been found to affect legacy QNAP VioStor NVR models running QVR Firmware 4.x. If exploited, the vulnerability could allow authenticated users to execute commands via a network.

We have already fixed the vulnerability in the following versions:

QVR Firmware 5.0.0 and later

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Advisories

No advisories yet.

Fixes

Solution

We have already fixed the vulnerability in the following versions: QVR Firmware 5.0.0 and later


Workaround

No workaround given by the vendor.

History

Wed, 25 Feb 2026 17:30:00 +0000

Type Values Removed Values Added
Description An OS command injection vulnerability has been found to affect legacy QNAP VioStor NVR models running QVR Firmware 4.x. If exploited, the vulnerability could allow authenticated users to execute commands via a network. We have already fixed the vulnerability in the following versions: QVR Firmware 5.0.0 and later An OS command injection vulnerability has been found to affect legacy QNAP VioStor NVR models running QVR Firmware 4.x. If exploited, the vulnerability could allow authenticated users to execute commands via a network. We have already fixed the vulnerability in the following versions: QVR Firmware 5.0.0 and later

Tue, 21 Oct 2025 23:15:00 +0000


Tue, 21 Oct 2025 20:30:00 +0000


Tue, 21 Oct 2025 19:30:00 +0000


Fri, 11 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.80851}

epss

{'score': 0.79949}


Mon, 03 Feb 2025 17:15:00 +0000

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2023-12-21'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: qnap

Published:

Updated: 2025-10-21T23:05:29.811Z

Reserved: 2023-11-06T14:11:12.322Z

Link: CVE-2023-47565

cve-icon Vulnrichment

Updated: 2024-08-02T21:09:37.379Z

cve-icon NVD

Status : Analyzed

Published: 2023-12-08T16:15:16.367

Modified: 2026-02-26T15:04:06.667

Link: CVE-2023-47565

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses