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CVE-2025-69196 FastMCP OAuth Proxy token reuse across MCP servers

🗓️ 16 Mar 2026 18:07:06Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 21 Views

FastMCP authorization proxy issued tokens for the base URL instead of the server; fixed in version 2.14.2.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2025-69196
15 Mar 202618:01
circl
CNNVD
FastMCP 安全漏洞
16 Mar 202600:00
cnnvd
CVE
CVE-2025-69196
16 Mar 202618:07
cve
EUVD
EUVD-2025-208759
16 Mar 202615:14
euvd
Github Security Blog
FastMCP OAuth Proxy token reuse across MCP servers
16 Mar 202615:14
github
NVD
CVE-2025-69196
16 Mar 202619:16
nvd
OSV
CVE-2025-69196 FastMCP OAuth Proxy token reuse across MCP servers
16 Mar 202618:07
osv
OSV
GHSA-5H2M-4Q8J-PQPJ FastMCP OAuth Proxy token reuse across MCP servers
16 Mar 202615:14
osv
OSV
ROOT-APP-PYPI-CVE-2025-69196 CVE-2025-69196 in rootio-fastmcp - Patched by Root
3 Jun 202614:51
osv
Positive Technologies
PT-2026-25775
16 Mar 202600:00
ptsecurity
Rows per page
[
  {
    "vendor": "jlowin",
    "product": "fastmcp",
    "versions": [
      {
        "version": "< 2.14.2",
        "status": "affected"
      }
    ]
  }
]

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16 Mar 2026 18:07Current
CVSS 47.4
EPSS0.00358
21