What is CVE-2023-23362?

CVE-2023-23362 is a high-severity vulnerability in QNAP Qts, classified under OS Command Injection. CVSS score: 8.8/10. Published 2023-09-22.

How severe is CVE-2023-23362?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in QNAP Qts

CVE-2023-23362

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

Vulnerability class: Command Injection (OS Command Injection)

Published 2023-09-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.016 (74.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.016 · change: +0.004

Affected products

QNAP Qts
QNAP Qutscloud
QNAP Quts Hero
QNAP Systems Inc. Qts — versions 5.0.*, 4.5.*
QNAP Systems Inc. Qutscloud — versions c5.0.1
QNAP Systems Inc. Quts Hero — versions h5.0.*, h4.5.*

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

www.qnap.com/en/security-advisory/qsa-23-18 (Vendor Advisory)

Frequently asked questions

What is CVE-2023-23362?: CVE-2023-23362 is a high-severity vulnerability in QNAP Qts, classified under OS Command Injection. CVSS score: 8.8/10. Published 2023-09-22.
How severe is CVE-2023-23362?: High severity. CVSS v3 base score is 8.8 out of 10.