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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
Metrics
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CVE Modified by QNAP Systems, Inc.2/25/2026 1:18:37 PM
Action
Type
Old Value
New Value
Changed
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
Modified Analysis by NIST11/03/2025 10:07:23 AM
Action
Type
Old Value
New Value
Added
Reference Type
CISA-ADP: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-47565 Types: US Government Resource
New CVE Received from QNAP Systems, Inc.12/08/2023 11:15:16 AM
Action
Type
Old Value
New Value
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
Added
CVSS V3.1
QNAP Systems, Inc. AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Added
CWE
QNAP Systems, Inc. CWE-78
Added
Reference
QNAP Systems, Inc. https://www.qnap.com/en/security-advisory/qsa-23-48 [No types assigned]
Quick Info
CVE Dictionary Entry: CVE-2023-47565 NVD
Published Date: 12/08/2023 NVD
Last Modified: 02/26/2026
Source: QNAP Systems, Inc.