CVE-2023-34980: QNAP QTS

High severity, CVSS 8.4. EPSS: 0.9% chance of exploitation in the next 30 days.

An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute commands via a network. We have already fixed the vulnerability in the following versions: QTS 4.5.4.2627 build 20231225 and later QuTS hero h4.5.4.2626 build 20231225 and later

Affected products

• QNAP QTS: from 4.5.1, before 4.5.4.2627 (fixed in 4.5.4.2627); version 4.5.4.2627 only
• QNAP Quts Hero: from h4.5.0, before h4.5.4.2626 (fixed in h4.5.4.2626); version h4.5.4.2626 only

Published 2024-03-08. Last modified 2026-06-17.