CVE-2026-0600: Nexus Repository 3 - Server-Side Request Forgery in Proxy Repository Configuration

Published Jan 14, 2026
·
Updated

Server-Side Request Forgery (SSRF) vulnerability in Sonatype Nexus Repository 3 versions 3.0.0 and later allows authenticated administrators to configure proxy repositories with URLs that can access unintended network destinations, potentially including cloud metadata services and internal network resources. A workaround configuration is available starting in version 3.88.0, but the product remains vulnerable by default.

Affected Software

2 affected components
Sonatype Nexus Repository 3>=3.0.0
Sonatype Nexus Repository 3<3.88.0

Event History

Jan 14, 2026
CVE Published
via MITRE·10:29 PM
Data Sourced
via MITRE·10:29 PM
DescriptionWeakness
Data Sourced
via NVD·11:15 PM
DescriptionSeverityWeakness
Oct 2, 58024
Event
via FIRST·06:25 PM
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Frequently Asked Questions

1

What is the severity of CVE-2026-0600?

CVE-2026-0600 has a high severity rating due to its potential for exploitation via Server-Side Request Forgery.

2

How do I fix CVE-2026-0600?

To remediate CVE-2026-0600, upgrade to the latest version of Sonatype Nexus Repository 3 that addresses the SSRF vulnerability.

3

Who is affected by CVE-2026-0600?

CVE-2026-0600 affects all versions of Sonatype Nexus Repository 3 from 3.0.0 to below 3.88.0.

4

What impact does CVE-2026-0600 have on Nexus Repository 3 users?

CVE-2026-0600 allows authenticated administrators to configure proxy repositories that can access unintended network resources, leading to potential data exposure.

5

How can I identify if my Nexus Repository 3 is vulnerable to CVE-2026-0600?

Check the version of your Sonatype Nexus Repository 3; if it is between 3.0.0 and below 3.88.0, it is vulnerable to CVE-2026-0600.

Company

Resources

Contact

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CVE-2026-0600 - Nexus Repository 3 - Server-Side Request Forgery in Proxy Repository Configuration - SecAlerts