{"api_version":"1","generated_at":"2026-07-24T02:56:41+00:00","cve":"CVE-2026-64785","urls":{"html":"https://cve.report/CVE-2026-64785","api":"https://cve.report/api/cve/CVE-2026-64785.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-64785","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-64785"},"summary":{"title":"CVE-2026-64785","description":"SwiftNIO HTTP/2 was missing validation on inbound HEADERS frames that let CR, LF, NUL, SP and other control characters reach an HTTP/1.1 backend through NIOHTTP2's HTTP/2-to-HTTP/1 codec, enabling HTTP request smuggling or response splitting. This vulnerability is addressed in swift-nio-http2 version 1.45.0.","state":"PUBLISHED","assigner":"apple","published_at":"2026-07-23 20:17:21","updated_at":"2026-07-23 20:17:21"},"problem_types":["SwiftNIO HTTP/2 was missing validation on inbound HEADERS frames that let CR, LF, NUL, SP and other control characters reach an HTTP/1.1 backend through NIOHTTP2's HTTP/2-to-HTTP/1 codec, enabling HTTP request smuggling or response splitting."],"metrics":[],"references":[{"url":"https://github.com/apple/swift-nio-http2/security/advisories/GHSA-q3g2-m552-3r9c","name":"https://github.com/apple/swift-nio-http2/security/advisories/GHSA-q3g2-m552-3r9c","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-64785","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64785","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Apple","product":"swift-nio-http2","version":"affected 1.45.0 custom","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"product":"swift-nio-http2","vendor":"Apple","versions":[{"lessThan":"1.45.0","status":"affected","version":"0","versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"SwiftNIO HTTP/2 was missing validation on inbound HEADERS frames that let CR, LF, NUL, SP and other control characters reach an HTTP/1.1 backend through NIOHTTP2's HTTP/2-to-HTTP/1 codec, enabling HTTP request smuggling or response splitting. This vulnerability is addressed in swift-nio-http2 version 1.45.0."}],"problemTypes":[{"descriptions":[{"description":"SwiftNIO HTTP/2 was missing validation on inbound HEADERS frames that let CR, LF, NUL, SP and other control characters reach an HTTP/1.1 backend through NIOHTTP2's HTTP/2-to-HTTP/1 codec, enabling HTTP request smuggling or response splitting.","lang":"en"}]}],"providerMetadata":{"dateUpdated":"2026-07-23T18:50:40.468Z","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","shortName":"apple"},"references":[{"url":"https://github.com/apple/swift-nio-http2/security/advisories/GHSA-q3g2-m552-3r9c"}]}},"cveMetadata":{"assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","assignerShortName":"apple","cveId":"CVE-2026-64785","datePublished":"2026-07-23T18:50:40.468Z","dateReserved":"2026-07-20T18:11:03.398Z","dateUpdated":"2026-07-23T18:50:40.468Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-23 20:17:21","lastModifiedDate":"2026-07-23 20:17:21","problem_types":["SwiftNIO HTTP/2 was missing validation on inbound HEADERS frames that let CR, LF, NUL, SP and other control characters reach an HTTP/1.1 backend through NIOHTTP2's HTTP/2-to-HTTP/1 codec, enabling HTTP request smuggling or response splitting."],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"64785","Ordinal":"1","Title":"CVE-2026-64785","CVE":"CVE-2026-64785","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"64785","Ordinal":"1","NoteData":"SwiftNIO HTTP/2 was missing validation on inbound HEADERS frames that let CR, LF, NUL, SP and other control characters reach an HTTP/1.1 backend through NIOHTTP2's HTTP/2-to-HTTP/1 codec, enabling HTTP request smuggling or response splitting. This vulnerability is addressed in swift-nio-http2 version 1.45.0.","Type":"Description","Title":"CVE-2026-64785"}]}}}