Vulnerability in Apple Swift-nio-http2
CVE-2026-64785
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 splitti…
Affected products
- Apple Swift-nio-http2 — versions 0