CVE-2025-65513 Fetch MCP Server has a Server-Side Request Forgery (SSRF) vulnerability
Attackers can bypass private IP validation to access internal network resources via Server-Side Request Forgery in the fetch-mcp library.
- 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-2025-65513?
CVE-2025-65513 is a high-severity server-side request forgery vulnerability in n/a, published on 9 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
fetch-mcp v1.0.2 and before is vulnerable to Server-Side Request Forgery (SSRF) vulnerability, which allows attackers to bypass private IP validation and access internal network resources.
Weakness: CWE-918
Which versions are affected by CVE-2025-65513?
2 open source packages ship an affected version, including mcp-fetch-server. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
mcp-fetch-server npm | All versions to 1.0.2 | None |
mcp-fetch-server npm | All versions to 1.0.2 | None |
Products include Zcaceres Fetch Mcp Server.
How do I fix CVE-2025-65513?
No fix has been published for CVE-2025-65513 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-2025-65513 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-65513 exists.
Sources
Also known as GHSA-8fxj-2g9q-8fjw.