CVE-2026-62309

Microsoft · Published July 18, 2026

7.5

CVSS v3.1

HIGH

Patch availableGet patch

Description

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

Affected Products

azl3 coredns 1.11.4-17 on Azure Linux 3.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H