PT-2026-79113 · Vapor+2 · Vapor+2
CVSS v3.1
5.3
Medium
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
Name of the Vulnerable Software and Affected Versions
swift-nio versions prior to 2.101.0
Description
An unauthenticated remote peer can cause a crash in any NIOWebSocket-based server, such as Vapor and Hummingbird. This occurs when a single 11-byte frame is sent following a completed WebSocket handshake, resulting in the termination of all active connections until the process is restarted.
Recommendations
Update swift-nio to version 2.101.0.
Fix
RCE
Allocation of Resources Without Limits
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Related Identifiers
Affected Products
Hummingbird
Vapor
Swiftnio