{"id":"GO-2026-6506","summary":"CoreDNS DoH/DoQ/gRPC bypass UPDATE rejection enforced on UDP/TCP in github.com/coredns/coredns","details":"CoreDNS DoH/DoQ/gRPC bypass UPDATE rejection enforced on UDP/TCP in github.com/coredns/coredns","aliases":["CVE-2026-86003","GHSA-9gm5-9rfh-m6vx"],"modified":"2026-09-28T17:00:16.850088141Z","published":"2026-09-28T16:43:40Z","database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-6506"},"references":[{"type":"ADVISORY","url":"https://github.com/coredns/coredns/security/advisories/GHSA-9gm5-9rfh-m6vx"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86003"},{"type":"FIX","url":"https://github.com/coredns/coredns/commit/530b0a5ff2ad68cc0421f10dd93568945cc671c9"},{"type":"WEB","url":"https://github.com/coredns/coredns/releases/tag/v1.14.7"}],"affected":[{"package":{"name":"github.com/coredns/coredns","ecosystem":"Go","purl":"pkg:golang/github.com/coredns/coredns"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.14.7"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-6506.json"}}],"schema_version":"1.9.0"}