CVE-2026-5189: CWE-798: Use of Hard-coded Credentials in Sonatype Nexus Repository Manager versions 3.0.0 through 3.70.5 allows an…
CVE-2026-5189 · Severity: critical · CVSS 9.8 · Published 2026-04-15
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.
No. Junglewise Threat Intelligence has no report of CVE-2026-5189 being exploited in the wild.
How severe is CVE-2026-5189?
Critical severity, with a CVSS score of 9.8, published 15 April 2026.
Which products and versions are affected?
Sonatype Nexus Repository Manager. The advisory does not name versions.
Is there a fix for CVE-2026-5189?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2026-5189?
Check whether you run Sonatype Nexus Repository Manager. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.