What’s Vulnerable › Vulnerabilities

CVE-2026-14644: Nexus Repository 3 - Privilege Escalation

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-07 · updated 2026-09-22
• Weakness: CWE-843

Description

Nexus Repository 3 contained a privilege escalation vulnerability in the REST privileges API. An authenticated user with permission to manage privileges could, under certain role configurations, escalate their own access to full administrator by exploiting a type-confusion flaw in the privilege update endpoint.

Affected products

• Sonatype Nexus Repository 3: from 3.19.0 before 3.95.0 — fixed in 3.95.0

How to fix

Upgrade to a fixed version: Sonatype Nexus Repository 3 3.95.0. Check the vendor advisory for mitigations.

References

• https://help.sonatype.com/en/sonatype-nexus-repository-3-95-0-release-notes.html
• https://support.sonatype.com/hc/en-us/articles/53157550694675

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