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CVE-2026-86003

Updated on 16 Sep 2026

Severity

7.5 High severity

Details

CVSS score
7.5
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE ID
Links
NISTCIRCLRHELUbuntu

Overview

About vulnerability

CoreDNS DoH/DoQ/gRPC bypass UPDATE rejection enforced on UDP/TCP in github.com/coredns/coredns

Details

Affected product:
Loki , coredns/coredns , hashicorp/consul , influxdata/telegraf
Affected packages:
github.com/coredns/coredns @ 1.1.2 (+9 more)