CoreDNS DoH/DoQ/gRPC bypass UPDATE rejection enforced on UDP/TCP

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-86003 · Microsoft / collected KEV context

EUVD-2026-80989

GHSA-9gm5-9rfh-m6vx

GO-2026-6506

cve-program · CVE-2026-86003

• https://github.com/coredns/coredns/security/advisories/GHSA-9gm5-9rfh-m6vx
• https://github.com/coredns/coredns/commit/530b0a5ff2ad68cc0421f10dd93568945cc671c9
• https://github.com/coredns/coredns/releases/tag/v1.14.7

euvd · EUVD-2026-80989

• https://github.com/coredns/coredns/security/advisories/GHSA-9gm5-9rfh-m6vx
• https://github.com/coredns/coredns/commit/530b0a5ff2ad68cc0421f10dd93568945cc671c9
• https://github.com/coredns/coredns/releases/tag/v1.14.7

nvd · CVE-2026-86003

• https://github.com/coredns/coredns/commit/530b0a5ff2ad68cc0421f10dd93568945cc671c9
• https://github.com/coredns/coredns/releases/tag/v1.14.7
• https://github.com/coredns/coredns/security/advisories/GHSA-9gm5-9rfh-m6vx

osv · GHSA-9gm5-9rfh-m6vx

• https://github.com/coredns/coredns/security/advisories/GHSA-9gm5-9rfh-m6vx
• https://nvd.nist.gov/vuln/detail/CVE-2026-86003
• https://github.com/coredns/coredns/commit/530b0a5ff2ad68cc0421f10dd93568945cc671c9
• https://github.com/coredns/coredns
• https://github.com/coredns/coredns/releases/tag/v1.14.7

osv · GO-2026-6506

• https://github.com/coredns/coredns/security/advisories/GHSA-9gm5-9rfh-m6vx
• https://nvd.nist.gov/vuln/detail/CVE-2026-86003
• https://github.com/coredns/coredns/commit/530b0a5ff2ad68cc0421f10dd93568945cc671c9
• https://github.com/coredns/coredns/releases/tag/v1.14.7

No related operational record is retained in the current change model.