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CVE-2026-62309 CoreDNS: proxyproto plugin panics on PPv2 datagram with non-UDP transport — single 28-byte packet remote DoS

🗓️ 16 Jul 2026 19:42:17Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

CoreDNS proxyproto plugin panics on Proxy Protocol Version Two datagram with non UDP transport, causing denial of service.

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18 Jul 2026 03:48Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.17.5
EPSS0.0035
2