OS Command Injection in Nexus Yum Repository Plugin

published 2019-09-03 7 y ago modified 2026-06-17 4 mo ago also GHSA-g5m7-57ph-j6p8 , EUVD-2019-0667

cvss: 8.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 18.4%; EPSS 18.4% chance of exploitation in 30 days, percentile 97%
public exploits: 0; none known

The Nexus Yum Repository Plugin in v2 is vulnerable to Remote Code Execution when instances using CommandLineExecutor.java are supplied vulnerable data, such as the Yum Configuration Capability.

Patch / fix

fixed in 1

maven org.sonatype.nexus.plugins:nexus-yum-repository-plugin 2.14.14

Exploit prediction

18.40% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

hackerone.com https://hackerone.com/reports/654888 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.0	8.8	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	9.0	AV:N/AC:L/Au:S/C:C/I:C/A:C
GitHub	3.0	8.8	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
maven	org.sonatype.nexus.plugins:nexus-yum-repository-plugin	<2.14.14	2.14.14

Affected products

n/a Nexus Repository Manager

Classification

Weakness

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

References

hackerone.com /reports/654888
web, exploit, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2019-5475
advisory

Sources

CVE List CVE-2019-5475
GitHub Advisory GHSA-g5m7-57ph-j6p8
NVD CVE-2019-5475

Fencer Vulns 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