CVE-2021-38685: QNAP Qvr

Critical severity, CVSS 9.8. 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

Affected products

• QNAP Qvr: before 5.1.6 (fixed in 5.1.6)

Published 2021-11-26. Last modified 2026-06-17.