Vulnerability in Roon Server

published 2021-06-08 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-15467

cvss: 7.2; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.5%; EPSS 1.5% chance of exploitation in 30 days, percentile 73%
public exploits: 0; none known

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

Patch / fix

fixed in 1

Roon Labs Roon Server 2021-05-18

Exploit prediction

1.45% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

Roon Labs Roon Server

Classification

Weakness

CWE-78 Improper Neutralization of Special Elements used in an OS Command
CWE-77 Improper Neutralization of Special Elements used in a Command

References

qnap.com /zh-tw/security-advisory/qsa-21-17
vendor-advisory

Sources

CVE List CVE-2021-28811
NVD CVE-2021-28811

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary