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GHSA-4GPH-2HHR-5MWG Envoy AI Proxy - MCP Message Smuggling Vulnerability

🗓️ 19 May 2026 16:18:14Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 22 Views

Envoy AI Gateway MCP message smuggling via case-insensitive JSON-RPC parsing causing altered requests.

Refs

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25 Jun 2026 18:56Current
5.9Medium risk
Vulners AI Score5.9
CVSS 46.3
22