XSS in QNAP Qts
CVE-2023-50366
A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to inject malicious code via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.6.2722 build 20240402 and later QuTS hero h5.1.6.2734 build 20240414 and later
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.002 (13.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L.
Affected products
- Qnap Qts — versions 5.1.0.2348, 5.1.0.2399, 5.1.0.2418
- Qnap Quts_hero — versions h5.1.0.2409, h5.1.0.2424, h5.1.0.2453
- Qnap Systems Inc. Qts — versions 5.1.x
- Qnap Systems Inc. Quts Hero — versions h5.1.x
Weakness classification (CWE)
References
- security@qnapsecurity.com.tw (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-50366?
- CVE-2023-50366 is a medium-severity vulnerability in QNAP Qts, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2024-09-06.
- How severe is CVE-2023-50366?
- Medium severity. CVSS v3 base score is 4.3 out of 10.