SW
Product
swift-nio
by Apple · last CVE Aug 20, 2026
1
CVEs
0
On KEV
5.3
Max CVSS
0
New 30D
Severity mix
Critical 0High 0Medium 1Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-43678
5.3
0%
Aug 20
An unauthenticated remote peer can crash any NIOWebSocket-based server (including Vapor and Hummingbird) with a single 11-byte frame sent after a completed WebSocket handshake,…
Affected: before 2.101.0
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