CVE-2021-38674

Published: Jan 7, 2022Modified: Jun 17, 2026

6.1

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitability: 2.8 / Impact: 2.7

Source: NVD

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

Affected (3)

Products: Qnap: Qts, Quts Hero, Qutscloud

3 products

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Qnap Qts	Before 4.5.4.1787
Qnap Quts Hero	Before h4.5.4.1771
Qnap Qutscloud	Before c4.5.7.1864

Related CWEs

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (2)

https://www.qnap.com/en/security-advisory/qsa-21-63

Source: security@qnapsecurity.com.tw

Vendor Advisory

https://www.qnap.com/en/security-advisory/qsa-21-63

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.