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CVE-2025-64763 Envoy forwards early CONNECT data in TCP proxy mode

🗓️ 03 Dec 2025 18:13:58Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

Envoy in TCP proxy mode may forward early CONNECT data before a 2xx response, causing tunnel desynchronization.

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10 Apr 2026 05:33Current
6.7Medium risk
Vulners AI Score6.7
CVSS 3.13.7
EPSS0.00002
2