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Fencer Vulns
high 7.5

CVE-2025-65513 json

Fetch MCP Server has a Server-Side Request Forgery (SSRF) vulnerability

published 2025-12-09 11 mo ago modified 2026-11-04 4 d ago also GHSA-8fxj-2g9q-8fjw , EUVD-2025-202327

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 39%
public exploits
0
none known

Summary

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.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
10 mo ago

Exploit prediction

0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/Team-Off-course/MCP-Server-Vuln-Analysis/blob/main/CVE-2025-65513.md referenced PoC, tagged "exploit" by a source, unverified
  • thorn-pheasant-6d8.notion.site https://thorn-pheasant-6d8.notion.site/fetch-mcp-2853daf7b44180029ca5d56e03195736 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
npm mcp-fetch-server
<=1.0.2
 no fix listed

Classification

Weakness
  • CWE-918 Server-Side Request Forgery

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.