{"schema_version":1,"title":"github.com/coredns/coredns (Go) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 19 vulnerabilities in github.com/coredns/coredns (Go): 0 in the last 7 days and 2 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-86003, was published on 16 September 2026.","url":"https://junglewise.ai/threats/technologies/github-com-coredns-coredns","json_url":"https://junglewise.ai/threats/technologies/github-com-coredns-coredns.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/github-com-coredns-coredns","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":8,"all_time":19,"critical":1,"exploited":0,"last_7_days":0,"last_30_days":2,"last_90_days":2,"last_365_days":10},"latest":[{"cve":"CVE-2026-86003","cvss":7.5,"epss":0.0044,"slug":"cve-2026-86003-coredns-rfc-2136-update-bypass-in-doh-doq-grpc","title":"CoreDNS is a DNS server written in Go. Prior to 1.14.7, the DNS-over-HTTPS, DNS-over-HTTP/3, DNS-over-QUIC, and DNS-over-gRPC listeners in p","severity":"high","exploited":false,"published_at":"2026-09-16T19:17:51.76+00:00","url":"https://junglewise.ai/threats/cve-2026-86003-coredns-rfc-2136-update-bypass-in-doh-doq-grpc"},{"cve":"CVE-2026-82399","cvss":7.5,"epss":0.0061,"slug":"cve-2026-82399-coredns-unauthenticated-memory-exhaustion-in-doh-doq-and-doh3","title":"CoreDNS is a DNS server written in Go. Prior to 1.14.7, the DNS-over-HTTPS, DNS-over-HTTP/3, DNS-over-QUIC, and DNS-over-gRPC request paths","severity":"high","exploited":false,"published_at":"2026-09-16T19:17:44.627+00:00","url":"https://junglewise.ai/threats/cve-2026-82399-coredns-unauthenticated-memory-exhaustion-in-doh-doq-and-doh3"},{"cve":"CVE-2026-35579","cvss":9.8,"epss":0.0075,"slug":"cve-2026-35579-coredns-tsig-authentication-bypass-in-grpc-quic-and-doh","title":"CoreDNS TSIG authentication bypass in gRPC, QUIC, and DoH transports","severity":"critical","exploited":false,"published_at":"2026-05-05T21:16:22.247+00:00","url":"https://junglewise.ai/threats/cve-2026-35579-coredns-tsig-authentication-bypass-in-grpc-quic-and-doh"},{"cve":"CVE-2026-33489","cvss":7.5,"epss":0.0042,"slug":"cve-2026-33489-coredns-incorrect-authorization-in-transfer-plugin-acl-selection","title":"CoreDNS incorrect authorization in transfer plugin ACL selection","severity":"high","exploited":false,"published_at":"2026-05-05T20:16:36.627+00:00","url":"https://junglewise.ai/threats/cve-2026-33489-coredns-incorrect-authorization-in-transfer-plugin-acl-selection"},{"cve":"CVE-2026-33190","cvss":7.5,"epss":0.0053,"slug":"cve-2026-33190-coredns-tsig-authentication-bypass-in-encrypted-transports","title":"CoreDNS tsig authentication bypass in encrypted transports","severity":"high","exploited":false,"published_at":"2026-05-05T20:16:36.167+00:00","url":"https://junglewise.ai/threats/cve-2026-33190-coredns-tsig-authentication-bypass-in-encrypted-transports"},{"cve":"CVE-2026-32936","cvss":7.5,"epss":0.0061,"slug":"cve-2026-32936-coredns-denial-of-service-via-oversized-doh-get-requests","title":"CoreDNS denial of service via oversized DoH GET requests","severity":"high","exploited":false,"published_at":"2026-05-05T20:16:36.01+00:00","url":"https://junglewise.ai/threats/cve-2026-32936-coredns-denial-of-service-via-oversized-doh-get-requests"},{"cve":"CVE-2026-32934","cvss":7.5,"epss":0.0063,"slug":"cve-2026-32934-coredns-resource-exhaustion-in-dns-over-quic-server","title":"CoreDNS resource exhaustion in DNS-over-QUIC server","severity":"high","exploited":false,"published_at":"2026-05-05T20:16:35.853+00:00","url":"https://junglewise.ai/threats/cve-2026-32934-coredns-resource-exhaustion-in-dns-over-quic-server"},{"cve":"CVE-2026-26018","cvss":7.5,"epss":0.0076,"slug":"cve-2026-26018-coredns-denial-of-service-in-loop-detection-plugin","title":"CoreDNS denial of service in loop detection plugin","severity":"high","exploited":false,"published_at":"2026-03-06T16:16:10.557+00:00","url":"https://junglewise.ai/threats/cve-2026-26018-coredns-denial-of-service-in-loop-detection-plugin"},{"cve":"CVE-2026-26017","cvss":7.7,"epss":0.0046,"slug":"cve-2026-26017-coredns-access-control-bypass-via-plugin-execution-order","title":"CoreDNS access control bypass via plugin execution order","severity":"high","exploited":false,"published_at":"2026-03-06T16:16:10.397+00:00","url":"https://junglewise.ai/threats/cve-2026-26017-coredns-access-control-bypass-via-plugin-execution-order"},{"cve":"CVE-2025-68151","cvss":4,"epss":0.0048,"slug":"cve-2025-68151-coredns-grpc-https-http3-servers-lack-resource-limits-enabling","title":"GO-2026-4289 - CoreDNS gRPC/HTTPS/HTTP3 servers lack resource limits, enabling DoS via unbounded connections and oversized messages in github.com/coredns/c","severity":"medium","exploited":false,"published_at":"2026-01-12T17:39:39+00:00","url":"https://junglewise.ai/threats/cve-2025-68151-coredns-grpc-https-http3-servers-lack-resource-limits-enabling"},{"cve":"CVE-2025-58063","cvss":3.1,"epss":0.0041,"slug":"cve-2025-58063-coredns-dns-cache-pinning-via-etcd-lease-id-confusion","title":"GO-2025-3942 - CoreDNS: DNS Cache Pinning via etcd Lease ID Confusion in github.com/coredns/coredns","severity":"low","exploited":false,"published_at":"2025-09-17T17:03:49+00:00","url":"https://junglewise.ai/threats/cve-2025-58063-coredns-dns-cache-pinning-via-etcd-lease-id-confusion"},{"cve":"CVE-2025-47950","cvss":3.1,"epss":0.0119,"slug":"cve-2025-47950-coredns-vulnerable-to-doq-memory-exhaustion-via-stream","title":"GO-2025-3743 - CoreDNS Vulnerable to DoQ Memory Exhaustion via Stream Amplification in github.com/coredns/coredns","severity":"low","exploited":false,"published_at":"2025-06-10T17:17:52+00:00","url":"https://junglewise.ai/threats/cve-2025-47950-coredns-vulnerable-to-doq-memory-exhaustion-via-stream"},{"cve":"CVE-2023-28452","cvss":3.1,"epss":0.0061,"slug":"cve-2023-28452-coredns-vulnerable-to-tudoor-attacks","title":"GO-2024-3130 - CoreDNS vulnerable to TuDoor Attacks in github.com/coredns/coredns","severity":"low","exploited":false,"published_at":"2024-09-25T17:42:57+00:00","url":"https://junglewise.ai/threats/cve-2023-28452-coredns-vulnerable-to-tudoor-attacks"},{"cve":"CVE-2023-30464","cvss":3.7,"epss":0.0041,"slug":"cve-2023-30464-coredns-dns-cache-poisoning-via-birthday-attack","title":"CoreDNS DNS cache poisoning via birthday attack","severity":"low","exploited":false,"published_at":"2024-09-18T21:30:48+00:00","url":"https://junglewise.ai/threats/cve-2023-30464-coredns-dns-cache-poisoning-via-birthday-attack"},{"slug":"go-2022-0368-improper-random-number-generation-in-github-com-coredns-52522844","title":"GO-2022-0368 - Improper random number generation in github.com/coredns/coredns","severity":"info","exploited":false,"published_at":"2024-08-21T14:30:31+00:00","url":"https://junglewise.ai/threats/go-2022-0368-improper-random-number-generation-in-github-com-coredns-52522844"},{"cve":"CVE-2024-0874","cvss":3.1,"epss":0.0076,"slug":"cve-2024-0874-coredns-may-return-invalid-cache-entries","title":"GO-2024-2785 - CoreDNS may return invalid cache entries in github.com/coredns/coredns","severity":"low","exploited":false,"published_at":"2024-06-04T15:19:21+00:00","url":"https://junglewise.ai/threats/cve-2024-0874-coredns-may-return-invalid-cache-entries"},{"cve":"CVE-2022-2835","cvss":3.1,"epss":0.0018,"slug":"cve-2022-2835-coredns-vulnerable-to-improper-restriction-of-communication","title":"coreDNS vulnerable to Improper Restriction of Communication Channel to Intended Endpoints","severity":"low","exploited":false,"published_at":"2023-03-03T18:30:27+00:00","url":"https://junglewise.ai/threats/cve-2022-2835-coredns-vulnerable-to-improper-restriction-of-communication"},{"cve":"CVE-2022-2837","cvss":3.1,"epss":0.0039,"slug":"cve-2022-2837-coredns-vulnerable-to-improper-restriction-of-communication","title":"coreDNS vulnerable to Improper Restriction of Communication Channel to Intended Endpoints","severity":"low","exploited":false,"published_at":"2023-03-03T18:30:27+00:00","url":"https://junglewise.ai/threats/cve-2022-2837-coredns-vulnerable-to-improper-restriction-of-communication"},{"slug":"improper-random-number-generation-in-github-com-coredns-coredns-7603c21a","title":"Improper random number generation in github.com/coredns/coredns","severity":"info","exploited":false,"published_at":"2022-03-01T21:03:11+00:00","url":"https://junglewise.ai/threats/improper-random-number-generation-in-github-com-coredns-coredns-7603c21a"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":2},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"github.com/mattermost/mattermost-server (Go)","slug":"github-com-mattermost-mattermost-server","vulnerabilities":274,"url":"https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server"},{"name":"github.com/mattermost/mattermost-server/v6 (Go)","slug":"github-com-mattermost-mattermost-server-v6","vulnerabilities":188,"url":"https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v6"},{"name":"github.com/mattermost/mattermost-server/v5 (Go)","slug":"github-com-mattermost-mattermost-server-v5","vulnerabilities":186,"url":"https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v5"},{"name":"github.com/mattermost/mattermost/server/v8 (Go)","slug":"github-com-mattermost-mattermost-server-v8","vulnerabilities":182,"url":"https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v8"},{"name":"stdlib (Go)","slug":"go-stdlib","vulnerabilities":161,"url":"https://junglewise.ai/threats/technologies/go-stdlib"},{"name":"github.com/siyuan-note/siyuan/kernel (Go)","slug":"github-com-siyuan-note-siyuan-kernel","vulnerabilities":158,"url":"https://junglewise.ai/threats/technologies/github-com-siyuan-note-siyuan-kernel"},{"name":"code.gitea.io/gitea (Go)","slug":"code-gitea-io-gitea","vulnerabilities":128,"url":"https://junglewise.ai/threats/technologies/code-gitea-io-gitea"},{"name":"gogs.io/gogs (Go)","slug":"gogs-io-gogs","vulnerabilities":82,"url":"https://junglewise.ai/threats/technologies/gogs-io-gogs"},{"name":"github.com/traefik/traefik (Go)","slug":"github-com-traefik-traefik","vulnerabilities":75,"url":"https://junglewise.ai/threats/technologies/github-com-traefik-traefik"},{"name":"github.com/usememos/memos (Go)","slug":"github-com-usememos-memos","vulnerabilities":75,"url":"https://junglewise.ai/threats/technologies/github-com-usememos-memos"},{"name":"github.com/traefik/traefik/v2 (Go)","slug":"github-com-traefik-traefik-v2","vulnerabilities":73,"url":"https://junglewise.ai/threats/technologies/github-com-traefik-traefik-v2"},{"name":"github.com/traefik/traefik/v3 (Go)","slug":"github-com-traefik-traefik-v3","vulnerabilities":68,"url":"https://junglewise.ai/threats/technologies/github-com-traefik-traefik-v3"}],"technology":{"hub":true,"name":"github.com/coredns/coredns (Go)","slug":"github-com-coredns-coredns","vendor":{"name":"Go","slug":"go","url":"https://junglewise.ai/threats/vendors/go"},"aliases":[],"homepage":"https://coredns.io/","repo_url":"https://github.com/coredns/coredns","description":"CoreDNS is a DNS server written in Go that integrates with Kubernetes and other cloud-native environments.","url":"https://junglewise.ai/threats/technologies/github-com-coredns-coredns"},"most_severe":[{"cve":"CVE-2026-35579","cvss":9.8,"epss":0.0075,"slug":"cve-2026-35579-coredns-tsig-authentication-bypass-in-grpc-quic-and-doh","title":"CoreDNS TSIG authentication bypass in gRPC, QUIC, and DoH transports","severity":"critical","exploited":false,"published_at":"2026-05-05T21:16:22.247+00:00","url":"https://junglewise.ai/threats/cve-2026-35579-coredns-tsig-authentication-bypass-in-grpc-quic-and-doh"},{"cve":"CVE-2026-26017","cvss":7.7,"epss":0.0046,"slug":"cve-2026-26017-coredns-access-control-bypass-via-plugin-execution-order","title":"CoreDNS access control bypass via plugin execution order","severity":"high","exploited":false,"published_at":"2026-03-06T16:16:10.397+00:00","url":"https://junglewise.ai/threats/cve-2026-26017-coredns-access-control-bypass-via-plugin-execution-order"},{"cve":"CVE-2026-26018","cvss":7.5,"epss":0.0076,"slug":"cve-2026-26018-coredns-denial-of-service-in-loop-detection-plugin","title":"CoreDNS denial of service in loop detection plugin","severity":"high","exploited":false,"published_at":"2026-03-06T16:16:10.557+00:00","url":"https://junglewise.ai/threats/cve-2026-26018-coredns-denial-of-service-in-loop-detection-plugin"},{"cve":"CVE-2026-32934","cvss":7.5,"epss":0.0063,"slug":"cve-2026-32934-coredns-resource-exhaustion-in-dns-over-quic-server","title":"CoreDNS resource exhaustion in DNS-over-QUIC server","severity":"high","exploited":false,"published_at":"2026-05-05T20:16:35.853+00:00","url":"https://junglewise.ai/threats/cve-2026-32934-coredns-resource-exhaustion-in-dns-over-quic-server"},{"cve":"CVE-2026-82399","cvss":7.5,"epss":0.0061,"slug":"cve-2026-82399-coredns-unauthenticated-memory-exhaustion-in-doh-doq-and-doh3","title":"CoreDNS is a DNS server written in Go. Prior to 1.14.7, the DNS-over-HTTPS, DNS-over-HTTP/3, DNS-over-QUIC, and DNS-over-gRPC request paths","severity":"high","exploited":false,"published_at":"2026-09-16T19:17:44.627+00:00","url":"https://junglewise.ai/threats/cve-2026-82399-coredns-unauthenticated-memory-exhaustion-in-doh-doq-and-doh3"},{"cve":"CVE-2026-32936","cvss":7.5,"epss":0.0061,"slug":"cve-2026-32936-coredns-denial-of-service-via-oversized-doh-get-requests","title":"CoreDNS denial of service via oversized DoH GET requests","severity":"high","exploited":false,"published_at":"2026-05-05T20:16:36.01+00:00","url":"https://junglewise.ai/threats/cve-2026-32936-coredns-denial-of-service-via-oversized-doh-get-requests"},{"cve":"CVE-2026-33190","cvss":7.5,"epss":0.0053,"slug":"cve-2026-33190-coredns-tsig-authentication-bypass-in-encrypted-transports","title":"CoreDNS tsig authentication bypass in encrypted transports","severity":"high","exploited":false,"published_at":"2026-05-05T20:16:36.167+00:00","url":"https://junglewise.ai/threats/cve-2026-33190-coredns-tsig-authentication-bypass-in-encrypted-transports"},{"cve":"CVE-2026-86003","cvss":7.5,"epss":0.0044,"slug":"cve-2026-86003-coredns-rfc-2136-update-bypass-in-doh-doq-grpc","title":"CoreDNS is a DNS server written in Go. Prior to 1.14.7, the DNS-over-HTTPS, DNS-over-HTTP/3, DNS-over-QUIC, and DNS-over-gRPC listeners in p","severity":"high","exploited":false,"published_at":"2026-09-16T19:17:51.76+00:00","url":"https://junglewise.ai/threats/cve-2026-86003-coredns-rfc-2136-update-bypass-in-doh-doq-grpc"},{"cve":"CVE-2026-33489","cvss":7.5,"epss":0.0042,"slug":"cve-2026-33489-coredns-incorrect-authorization-in-transfer-plugin-acl-selection","title":"CoreDNS incorrect authorization in transfer plugin ACL selection","severity":"high","exploited":false,"published_at":"2026-05-05T20:16:36.627+00:00","url":"https://junglewise.ai/threats/cve-2026-33489-coredns-incorrect-authorization-in-transfer-plugin-acl-selection"},{"cve":"CVE-2025-68151","cvss":4,"epss":0.0048,"slug":"cve-2025-68151-coredns-grpc-https-http3-servers-lack-resource-limits-enabling","title":"GO-2026-4289 - CoreDNS gRPC/HTTPS/HTTP3 servers lack resource limits, enabling DoS via unbounded connections and oversized messages in github.com/coredns/c","severity":"medium","exploited":false,"published_at":"2026-01-12T17:39:39+00:00","url":"https://junglewise.ai/threats/cve-2025-68151-coredns-grpc-https-http3-servers-lack-resource-limits-enabling"}],"generated_at":"2026-09-27T03:07:00.185062+00:00"}