{"api_version":"1","generated_at":"2026-07-21T22:59:29+00:00","cve":"CVE-2026-46600","urls":{"html":"https://cve.report/CVE-2026-46600","api":"https://cve.report/api/cve/CVE-2026-46600.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-46600","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-46600"},"summary":{"title":"Parsing an invalid SVCB or HTTPS RR can panic in golang.org/x/net/dns/dnsmessage","description":"Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer.","state":"PUBLISHED","assigner":"Go","published_at":"2026-07-21 20:17:01","updated_at":"2026-07-21 20:17:01"},"problem_types":["CWE-125: Out-of-bounds Read"],"metrics":[],"references":[{"url":"https://pkg.go.dev/vuln/GO-2026-5942","name":"https://pkg.go.dev/vuln/GO-2026-5942","refsource":"security@golang.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://go.dev/issue/79795","name":"https://go.dev/issue/79795","refsource":"security@golang.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://go.dev/cl/786345","name":"https://go.dev/cl/786345","refsource":"security@golang.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-46600","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46600","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"golang.org/x/net","product":"golang.org/x/net/dns/dnsmessage","version":"affected 0.56.0 semver","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Mundur (https://github.com/M0nd0R)","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"collectionURL":"https://pkg.go.dev","defaultStatus":"unaffected","packageName":"golang.org/x/net/dns/dnsmessage","product":"golang.org/x/net/dns/dnsmessage","programRoutines":[{"name":"unpackSVCBResource"},{"name":"Message.Unpack"},{"name":"Parser.Additional"},{"name":"Parser.AllAdditionals"},{"name":"Parser.AllAnswers"},{"name":"Parser.AllAuthorities"},{"name":"Parser.Answer"},{"name":"Parser.Authority"},{"name":"Parser.HTTPSResource"},{"name":"Parser.SVCBResource"}],"vendor":"golang.org/x/net","versions":[{"lessThan":"0.56.0","status":"affected","version":"0","versionType":"semver"}]}],"credits":[{"lang":"en","value":"Mundur (https://github.com/M0nd0R)"}],"descriptions":[{"lang":"en","value":"Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer."}],"problemTypes":[{"descriptions":[{"description":"CWE-125: Out-of-bounds Read","lang":"en"}]}],"providerMetadata":{"dateUpdated":"2026-07-21T19:18:59.755Z","orgId":"1bb62c36-49e3-4200-9d77-64a1400537cc","shortName":"Go"},"references":[{"url":"https://go.dev/cl/786345"},{"url":"https://go.dev/issue/79795"},{"url":"https://pkg.go.dev/vuln/GO-2026-5942"}],"title":"Parsing an invalid SVCB or HTTPS RR can panic in golang.org/x/net/dns/dnsmessage"}},"cveMetadata":{"assignerOrgId":"1bb62c36-49e3-4200-9d77-64a1400537cc","assignerShortName":"Go","cveId":"CVE-2026-46600","datePublished":"2026-07-21T19:18:59.755Z","dateReserved":"2026-05-15T17:35:00.814Z","dateUpdated":"2026-07-21T19:18:59.755Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-21 20:17:01","lastModifiedDate":"2026-07-21 20:17:01","problem_types":["CWE-125: Out-of-bounds Read"],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"46600","Ordinal":"1","Title":"Parsing an invalid SVCB or HTTPS RR can panic in golang.org/x/ne","CVE":"CVE-2026-46600","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"46600","Ordinal":"1","NoteData":"Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer.","Type":"Description","Title":"Parsing an invalid SVCB or HTTPS RR can panic in golang.org/x/ne"}]}}}