CVE-2021-38685

9.8 criticalEPSS 1.5%

Critical (9.8) in qnap qvr. EPSS 1.5% chance of exploitation in the next 30 days.

A command injection vulnerability has been reported to affect QNAP device, VioStor. If exploited, this vulnerability allows remote attackers to run arbitrary commands. We have already fixed this vulnerability in the following versions of QVR: QVR FW 5.1.6 build 20211109 and later

Severity

CVSS 3.1

9.8 critical

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

EPSS: 1.5% chance of exploitation in the next 30 days; higher than 73% of CVEs (scores of 2026-10-31)
CWE: CWE-78
Published: 2021-11-26
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

qnap:qvr

References

https://www.qnap.com/en/security-advisory/qsa-21-51
https://www.qnap.com/en/security-advisory/qsa-21-51

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