CVE-2021-28811: Vulnerability in Roon Server

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-06-08 · updated 2026-06-17
Weakness: CWE-78

Description

If exploited, this command injection vulnerability could allow remote attackers to run arbitrary commands. Roon Labs has already fixed this vulnerability in the following versions: Roon Server 2021-05-18 and later

Affected products

Roonlabs Roon Server: before 2021-05-18 — fixed in 2021-05-18

How to fix

Upgrade to a fixed version: Roonlabs Roon Server 2021-05-18. Check the vendor advisory for mitigations.

References

https://www.qnap.com/zh-tw/security-advisory/qsa-21-17
https://www.qnap.com/zh-tw/security-advisory/qsa-21-17

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