github.com/apple/swift-nio vulnerabilities

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CVE-IDSeverityPackage summary
CVE-2026-28980Highgithub.com/apple/swift-nio: SwiftNIO NIOHTTP1: HTTPDecoder accepts unbounded HTTP/1 header blocks, enabling remote DoSCVE-2026-43671Highgithub.com/apple/swift-nio: SwiftNIO: Out-of-bounds write via ByteBuffer index and length UInt32 overflowCVE-2026-28970Mediumgithub.com/apple/swift-nio: SwiftNIO: CRLF Injection in outbound HTTP request URI via NIOHTTPRequestHeadersValidatorCVE-2022-3215Mediumgithub.com/apple/swift-nio: SwiftNIO vulnerable to Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting')GHSA-MGC4-WQV7-4PXMCriticalgithub.com/apple/swift-nio: SwiftNIO vulnerable to HTTP request smuggling using malformed Transfer-Encoding header

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