CVE-2021-38674

MEDIUM

QTS, QuTS hero, QuTScloud <4.5.4.1771 - XSS

Title source: llm
STIX 2.1

Description

A cross-site scripting (XSS) vulnerability has been reported to affect QTS, QuTS hero and QuTScloud. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of QTS, QuTS hero and QuTScloud: QuTS hero h4.5.4.1771 build 20210825 and later QTS 4.5.4.1787 build 20210910 and later QuTScloud c4.5.7.1864 and later

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://www.qnap.com/en/security-advisory/qsa-21-63

Scores

CVSS v3 4.2
EPSS 0.0029
EPSS Percentile 52.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (3)
qnap/qts < 4.5.4.1787
qnap/quts_hero < h4.5.4.1771
qnap/qutscloud < c4.5.7.1864
Published Jan 07, 2022
Tracked Since Feb 18, 2026