CVE Explorer

CVE-2026-62299

CoreDNS is a DNS server written in Go. Prior to 1.14.5, the CoreDNS rewrite plugin supports edns0 rewrite rules with an optional revert flag, and two response rules, edns0SetResponseRule and edns0ReplaceResponseRule[T] in plugin/rewrite/edns0.go, call res.IsEdns0() and immediately dereference the returned *dns.OPT without a nil check when a downstream plugin returns a response with no OPT record. A remote, unauthenticated client can send a single ordinary DNS query matching a rewrite edns0 <loca

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f845a245b433bde1509105c590ac789ae70a663fd65928816fb0f60de6823351

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"product":"coredns","vendor":"coredns","versions":[{"status":"affected","version":"< 1.14.5"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:fba604f30121073a93975147da181fb80cf3270d4b3ca4b549aa410ba1a80c08 · sha256:aa11a7e27e2aa74f… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:fba604f30121073a93975147da181fb80cf3270d4b3ca4b549aa410ba1a80c08 · sha256:aa11a7e27e2aa74f… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-476","description":"CWE-476: NULL Pointer Dereference","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:fba604f30121073a93975147da181fb80cf3270d4b3ca4b549aa410ba1a80c08 · sha256:aa11a7e27e2aa74f… · /containers/cna/problemTypes/0/descriptions/0

Source references

5 source assertions

{"name":"https://github.com/coredns/coredns/commit/fc447d0658b093edc8cd29a6b171216a44a644c2","tags":["x_refsource_MISC"],"url":"https://github.com/coredns/coredns/commit/fc447d0658b093edc8cd29a6b171216a44a644c2"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:fba604f30121073a93975147da181fb80cf3270d4b3ca4b549aa410ba1a80c08 · sha256:aa11a7e27e2aa74f… · /containers/cna/references/2

{"name":"https://github.com/coredns/coredns/pull/8190","tags":["x_refsource_MISC"],"url":"https://github.com/coredns/coredns/pull/8190"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:fba604f30121073a93975147da181fb80cf3270d4b3ca4b549aa410ba1a80c08 · sha256:aa11a7e27e2aa74f… · /containers/cna/references/1

{"name":"https://github.com/coredns/coredns/releases/tag/v1.14.5","tags":["x_refsource_MISC"],"url":"https://github.com/coredns/coredns/releases/tag/v1.14.5"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:fba604f30121073a93975147da181fb80cf3270d4b3ca4b549aa410ba1a80c08 · sha256:aa11a7e27e2aa74f… · /containers/cna/references/3

{"tags":["exploit"],"url":"https://github.com/coredns/coredns/security/advisories/GHSA-9pmm-cxww-rrr7"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:fba604f30121073a93975147da181fb80cf3270d4b3ca4b549aa410ba1a80c08 · sha256:aa11a7e27e2aa74f… · /containers/adp/0/references/0

{"name":"https://github.com/coredns/coredns/security/advisories/GHSA-9pmm-cxww-rrr7","tags":["x_refsource_CONFIRM"],"url":"https://github.com/coredns/coredns/security/advisories/GHSA-9pmm-cxww-rrr7"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:fba604f30121073a93975147da181fb80cf3270d4b3ca4b549aa410ba1a80c08 · sha256:aa11a7e27e2aa74f… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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