{"schema_version":1,"title":"Apple SwiftNIO vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in Apple SwiftNIO: 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-43678, was published on 20 August 2026.","url":"https://junglewise.ai/threats/technologies/swiftnio","json_url":"https://junglewise.ai/threats/technologies/swiftnio.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/swiftnio","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":2,"all_time":4,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":1,"last_365_days":4},"latest":[{"cve":"CVE-2026-43678","cvss":5.3,"epss":0.0037,"slug":"cve-2026-43678-apple-swift-nio-websocket-denial-of-service-via-oversize-payload","title":"Apple swift-nio WebSocket denial of service via oversize payload length","severity":"medium","exploited":false,"published_at":"2026-08-20T19:16:52.353+00:00","url":"https://junglewise.ai/threats/cve-2026-43678-apple-swift-nio-websocket-denial-of-service-via-oversize-payload"},{"cve":"CVE-2026-28980","cvss":8.7,"slug":"cve-2026-28980-apple-swiftnio-uncontrolled-resource-consumption-in-httpdecoder","title":"Apple SwiftNIO uncontrolled resource consumption in HTTPDecoder","severity":"high","exploited":false,"published_at":"2026-06-12T15:07:53+00:00","url":"https://junglewise.ai/threats/cve-2026-28980-apple-swiftnio-uncontrolled-resource-consumption-in-httpdecoder"},{"cve":"CVE-2026-43671","cvss":8.3,"slug":"cve-2026-43671-apple-swiftnio-out-of-bounds-write-in-bytebuffer","title":"Apple SwiftNIO out-of-bounds write in ByteBuffer","severity":"high","exploited":false,"published_at":"2026-06-12T15:07:23+00:00","url":"https://junglewise.ai/threats/cve-2026-43671-apple-swiftnio-out-of-bounds-write-in-bytebuffer"},{"cve":"CVE-2026-28970","cvss":6.3,"slug":"cve-2026-28970-apple-swiftnio-crlf-injection-in-http-validator-handlers","title":"Apple SwiftNIO CRLF injection in HTTP validator handlers","severity":"medium","exploited":false,"published_at":"2026-06-12T15:07:01+00:00","url":"https://junglewise.ai/threats/cve-2026-28970-apple-swiftnio-crlf-injection-in-http-validator-handlers"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Apple macOS","slug":"macos-tahoe","vulnerabilities":906,"url":"https://junglewise.ai/threats/technologies/macos-tahoe"},{"name":"Apple iPadOS","slug":"ipados","vulnerabilities":501,"url":"https://junglewise.ai/threats/technologies/ipados"},{"name":"Apple visionOS","slug":"visionos","vulnerabilities":291,"url":"https://junglewise.ai/threats/technologies/visionos"},{"name":"Apple watchOS","slug":"watchos","vulnerabilities":288,"url":"https://junglewise.ai/threats/technologies/watchos"},{"name":"Apple tvOS","slug":"tvos","vulnerabilities":260,"url":"https://junglewise.ai/threats/technologies/tvos"},{"name":"Apple macOS Golden Gate","slug":"macos-golden-gate","vulnerabilities":172,"url":"https://junglewise.ai/threats/technologies/macos-golden-gate"},{"name":"Apple Iphone Os","slug":"iphone-os","vulnerabilities":165,"url":"https://junglewise.ai/threats/technologies/iphone-os"},{"name":"Apple Safari","slug":"safari","vulnerabilities":141,"url":"https://junglewise.ai/threats/technologies/safari"},{"name":"Apple Multiple Products","slug":"multiple-products","vulnerabilities":75,"url":"https://junglewise.ai/threats/technologies/multiple-products"},{"name":"Apple macOS Ventura","slug":"macos-ventura","vulnerabilities":27,"url":"https://junglewise.ai/threats/technologies/macos-ventura"},{"name":"Apple macOS Monterey","slug":"macos-monterey","vulnerabilities":24,"url":"https://junglewise.ai/threats/technologies/macos-monterey"},{"name":"Apple Container","slug":"container","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/container"}],"technology":{"hub":true,"name":"Apple SwiftNIO","slug":"swiftnio","vendor":{"name":"Apple","slug":"apple","url":"https://junglewise.ai/threats/vendors/apple"},"aliases":[],"category":"library","homepage":"https://github.com/apple/swift-nio","repo_url":"https://github.com/apple/swift-nio","description":"SwiftNIO is a cross-platform asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers and clients.","url":"https://junglewise.ai/threats/technologies/swiftnio"},"most_severe":[{"cve":"CVE-2026-28980","cvss":8.7,"slug":"cve-2026-28980-apple-swiftnio-uncontrolled-resource-consumption-in-httpdecoder","title":"Apple SwiftNIO uncontrolled resource consumption in HTTPDecoder","severity":"high","exploited":false,"published_at":"2026-06-12T15:07:53+00:00","url":"https://junglewise.ai/threats/cve-2026-28980-apple-swiftnio-uncontrolled-resource-consumption-in-httpdecoder"},{"cve":"CVE-2026-43671","cvss":8.3,"slug":"cve-2026-43671-apple-swiftnio-out-of-bounds-write-in-bytebuffer","title":"Apple SwiftNIO out-of-bounds write in ByteBuffer","severity":"high","exploited":false,"published_at":"2026-06-12T15:07:23+00:00","url":"https://junglewise.ai/threats/cve-2026-43671-apple-swiftnio-out-of-bounds-write-in-bytebuffer"},{"cve":"CVE-2026-28970","cvss":6.3,"slug":"cve-2026-28970-apple-swiftnio-crlf-injection-in-http-validator-handlers","title":"Apple SwiftNIO CRLF injection in HTTP validator handlers","severity":"medium","exploited":false,"published_at":"2026-06-12T15:07:01+00:00","url":"https://junglewise.ai/threats/cve-2026-28970-apple-swiftnio-crlf-injection-in-http-validator-handlers"},{"cve":"CVE-2026-43678","cvss":5.3,"epss":0.0037,"slug":"cve-2026-43678-apple-swift-nio-websocket-denial-of-service-via-oversize-payload","title":"Apple swift-nio WebSocket denial of service via oversize payload length","severity":"medium","exploited":false,"published_at":"2026-08-20T19:16:52.353+00:00","url":"https://junglewise.ai/threats/cve-2026-43678-apple-swift-nio-websocket-denial-of-service-via-oversize-payload"}],"generated_at":"2026-09-26T09:11:00.170868+00:00"}