CVE-2021-34357

A cross-site scripting (XSS) vulnerability has been reported to affect QNAP device running QmailAgent. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of QmailAgent: QmailAgent 3.0.2 ( 2021/08/25 ) and later
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N
qnapCNA
6.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N
CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 56%
VendorProductVersion
qnapqmailagent
𝑥
< 3.0.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.qnap.com/en/security-advisory/qsa-21-47
https://www.qnap.com/en/security-advisory/qsa-21-47