CVE Feed

    Dashboard / CVE / CVE-2026-64785

    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 splitting. This vulnerability is addressed in swift-nio-http2 version 1.45.0.

    Published:Jul 23, 2026
    Last Modified:Sep 1, 2026
    EPS:Jul 23, 2026
    EPSS Score:0.00181
    CVSS Score:5.3

    Affected Products

    Vendor
    Apple
    Product
    Swiftnio Http/2
    Vendor
    Apple
    Product
    Swiftnio Http\/2

    Exploits

    No exploit reference

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High