CVE-2025-9868 Nexus Repository 2 - SSRF Vulnerability in Remote Browser Plugin

High 8.7 Published Updated

Unauthenticated attackers can exploit SSRF in the Remote Browser Plugin to exfiltrate proxy repository credentials from Nexus Repository.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-9868?

CVE-2025-9868 is a high-severity server-side request forgery vulnerability in Sonatype Nexus Repository, published on 8 Oct 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Server-Side Request Forgery (SSRF) in the Remote Browser Plugin in Sonatype Nexus Repository 2.x up to and including 2.15.2 allows unauthenticated remote attackers to exfiltrate proxy repository credentials via crafted HTTP requests.

Weakness: CWE-918

Which versions are affected by CVE-2025-9868?

How do I fix CVE-2025-9868?

No fix has been published for CVE-2025-9868 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2025-9868 being exploited?

There is no known exploitation of CVE-2025-9868 in the wild and no public exploit code.

Sources

Also known as GHSA-w968-mx3g-7grf.

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