CVE-2025-9960 is-localhost-ip 2.0.0 - SSRF via Restrictions bypass

Medium 6.9 Published Updated

Attackers can bypass localhost restrictions to perform Server-Side Request Forgery, potentially accessing internal resources.

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-2025-9960?

CVE-2025-9960 is a medium-severity server-side request forgery vulnerability in is-localhost-ip, published on 22 Sep 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A restriction bypass vulnerability in is-localhost-ip could allow attackers to perform Server-Side Request Forgery (SSRF). This issue affects is-localhost-ip: 2.0.0.

Weakness: CWE-918

Which versions are affected by CVE-2025-9960?

How do I fix CVE-2025-9960?

No fix has been published for CVE-2025-9960 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-2025-9960 being exploited?

There is no known exploitation of CVE-2025-9960 in the wild and no public exploit code.

Sources

Also known as GHSA-xxcq-47cq-jxjh.

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