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SwiftNIO: CRLF Injection in outbound HTTP request URI via NIOHTTPRequestHeadersValidator

🗓️ 12 Jun 2026 15:07:01Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 3 Views

Programs using swift-nio is vulnerable to HTTP request smuggling and HTTP response splitting attacks, caused by insufficient validation of outbound HTTP/1.1 request and response start line components. This vulnerability affects all swift-nio versi...

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12 Jun 2026 15:07Current
5.7Medium risk
Vulners AI Score5.7
3