Vulnerability Details CVE-2021-38678
An open redirect vulnerability has been reported to affect QNAP device running QcalAgent. If exploited, this vulnerability allows attackers to redirect users to an untrusted page that contains malware. We have already fixed this vulnerability in the following versions of QcalAgent: QcalAgent 1.1.7 and later
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 39.1%
CVSS Severity
CVSS v3 Score 6.1
CVSS v2 Score 5.8
Products affected by CVE-2021-38678
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cpe:2.3:a:qnap:qcalagent:0.9.14
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cpe:2.3:a:qnap:qcalagent:0.9.24
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cpe:2.3:a:qnap:qcalagent:1.0.20
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cpe:2.3:a:qnap:qcalagent:1.0.26
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cpe:2.3:a:qnap:qcalagent:1.0.33.01
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cpe:2.3:a:qnap:qcalagent:1.0.38
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cpe:2.3:a:qnap:qcalagent:1.0.39
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cpe:2.3:a:qnap:qcalagent:1.0.40
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cpe:2.3:a:qnap:qcalagent:1.1.6