{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-64785", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "state": "PUBLISHED", "assignerShortName": "apple", "dateReserved": "2026-07-20T18:11:03.398Z", "datePublished": "2026-07-23T18:50:40.468Z", "dateUpdated": "2026-07-23T18:50:40.468Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "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."}]}], "affected": [{"vendor": "Apple", "product": "swift-nio-http2", "versions": [{"version": "0", "status": "affected", "lessThan": "1.45.0", "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."}], "references": [{"url": "https://github.com/apple/swift-nio-http2/security/advisories/GHSA-q3g2-m552-3r9c"}], "providerMetadata": {"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2026-07-23T18:50:40.468Z"}}}}

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