CVE-2021-44053mediumCWE-79

CVE-2021-44053: medium-severity vulnerability in QNAP Systems Inc. QTS

Reflected XSS

Published · Updated

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.7epss 0.8%
A cross-site scripting (XSS) vulnerability has been reported to affect QNAP device running 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: QTS 4.5.4.1991 build 20220329 and later QTS 5.0.0.1986 build 20220324 and later QuTS hero h5.0.0.1986 build 20220324 and later QuTS hero h4.5.4.1971 build 20220310 and later QuTScloud c5.0.1.1949 and later
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
Affected products
QNAP Systems Inc. · QTSQNAP Systems Inc. · QuTScloudQNAP Systems Inc. · QuTS hero
Related CVEs — QNAP Systems Inc. QTS

In the same product, most dangerous first.

CVE-2020-2509CRITICALCommand Injection Vulnerability in QTS and QuTS heroEPSS 34.0%KEVCVE-2018-19953MEDIUMCVE-2018-19953EPSS 30.5%KEVCVE-2018-19949CRITICALCVE-2018-19949EPSS 30.2%KEVCVE-2018-19943HIGHCVE-2018-19943EPSS 22.7%KEVCVE-2023-47218MEDIUMQTS, QuTS hero, QuTScloudEPSS 89.9%CVE-2023-51364HIGHQTS, QuTS hero, QuTScloudEPSS 39.7%