Model Context Protocol Python SDK: Client Fetched Server-chosen $ref URLs While Validating Tool Results Against Output S
🗓️ 28 Oct 2026 18:38:04Reported by Veracode Vulnerability DatabaseType 
veracode🔗 sca.analysiscenter.veracode.com👁 6 Views
| Reporter | Title | Published | Views | Family All 23 |
|---|---|---|---|---|
 | CVE-2026-116686 | 27 Oct 202619:33 | – | circl |
 | Model Context Protocol MCP Python SDK server request forgery vulnerability | 27 Oct 202600:00 | – | cnnvd |
 | CVE-2026-116686 | 27 Oct 202619:29 | – | cve |
 | CVE-2026-116686 Model Context Protocol Python SDK: Client fetched server-chosen $ref URLs while validating tool results against output schemas | 27 Oct 202619:29 | – | cvelist |
 | CVE-2026-116686 | 28 Oct 202622:47 | – | debiancve |
 | EUVD-2026-111366 | 27 Oct 202619:29 | – | euvd |
 | Model Context Protocol Python SDK: Client fetched server-chosen $ref URLs while validating tool results against output schemas | 27 Oct 202621:05 | – | github |
 | CVE-2026-116686 | 27 Oct 202619:29 | – | mend |
 | CVE-2026-116686 | 27 Oct 202620:17 | – | nvd |
 | GHSA-RWRF-2PQF-9J8J Model Context Protocol Python SDK: Client fetched server-chosen $ref URLs while validating tool results against output schemas | 27 Oct 202621:05 | – | osv_ghsa |
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30 Oct 2026 09:12Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.16.5
EPSS0.00337
SSVC