Critical severity · published Apr 15, 2026
CVE-2026-5189
Nexus Repository 3 - Hardcoded Credential in Internal Database Component
9.8
CVSS
0.5%
EPSS
No
On KEV
Description
CWE-798: Use of Hard-coded Credentials in Sonatype Nexus Repository Manager versions 3.0.0 through 3.70.5 allows an unauthenticated attacker with network access to gain unauthorized read/write access to the internal database and execute arbitrary OS commands as the Nexus process user. Exploitation requires the non-default nexus.orient.binaryListenerEnabled=true configuration to be enabled.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 45% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NR
Nexus Repository · Sonatype
3.0.0 before 3.71.0 · source: vendor
NR
Nexus Repository Manager · Sonatype
3.0.0 before 3.71.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-5189
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-5189
Release Notes
https://help.sonatype.com/en/sonatype-nexus-repository-3-71-0-release-notes.html
Vendor Advisory
https://support.sonatype.com/hc/en-us/articles/50817138825491
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