CVE-2023-23362: QNAP QTS

High severity, CVSS 8.8. EPSS: 1.6% chance of exploitation in the next 30 days.

An OS command injection vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability allows remote authenticated users to execute commands via susceptible QNAP devices. We have already fixed the vulnerability in the following versions: QTS 5.0.1.2376 build 20230421 and later QTS 4.5.4.2374 build 20230416 and later QuTS hero h5.0.1.2376 build 20230421 and later QuTS hero h4.5.4.2374 build 20230417 and later QuTScloud c5.0.1.2374 and later

Affected products

• QNAP QTS: from 4.5.4, before 4.5.4.2374 (fixed in 4.5.4.2374); from 5.0.1, before 5.0.1.2376 (fixed in 5.0.1.2376)
• QNAP Quts Hero: from h4.5.4, before h4.5.4.2374 (fixed in h4.5.4.2374); from h5.0.1, before h5.0.1.2376 (fixed in h5.0.1.2376)
• QNAP Qutscloud: from c5.0.1, up to and including c5.0.1.2374

Published 2023-09-22. Last modified 2026-06-17.