Description
A cross-site scripting (XSS) vulnerability has been reported to affect earlier versions of File Station. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions: QTS 4.5.2.1566 build 20210202 (and later) QTS 4.5.1.1456 build 20201015 (and later) QTS 4.3.6.1446 build 20200929 (and later) QTS 4.3.4.1463 build 20201006 (and later) QTS 4.3.3.1432 build 20201006 (and later) QTS 4.2.6 build 20210327 (and later) QuTS hero h4.5.1.1472 build 20201031 (and later) QuTScloud c4.5.4.1601 build 20210309 (and later) QuTScloud c4.5.3.1454 build 20201013 (and later)
References (1)
Core 1
Core References
Vendor Advisory x_refsource_misc
https://www.qnap.com/zh-tw/security-advisory/qsa-21-04
Scores
CVSS v3
6.1
EPSS
0.0033
EPSS Percentile
55.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Details
CWE
CWE-80
CWE-79
Status
published
Products (38)
qnap/qts
4.2.6 (10 CPE variants)
qnap/qts
4.3.3
qnap/qts
4.3.3.0095
qnap/qts
4.3.3.0096
qnap/qts
4.3.3.0136
qnap/qts
4.3.3.0154
qnap/qts
4.3.3.0174
qnap/qts
4.3.3.0188
qnap/qts
4.3.3.0210
qnap/qts
4.3.3.0229
... and 28 more
Published
Apr 16, 2021
Tracked Since
Feb 18, 2026