CVE-2020-2503

Stored cross-site scripting vulnerability in QES

CVSS 9 CRITICALEPSS 0.8%CWE-749 CWE-79 CWE-80

Vexday Risk Score

28Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 9EPSS 0.8%KEV nãoPoC —Patch —

Lifecycle

24 Dec 2020Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

If exploited, this stored cross-site scripting vulnerability could allow remote attackers to inject malicious code in File Station. QNAP has already fixed these issues in QES 2.1.1 Build 20201006 and later.

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

Affected products

QNAP Systems Inc. · QES

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References

https://www.qnap.com/zh-tw/security-advisory/qsa-20-17