CVE-2026-18151

CVE-2026-18151 affects IBM Navigator for i and Digital Certificate Manager for i on IBM i 7.3–7.6 . The vulnerability is a race condition (CWE-362) during the WebSocket handshake process , allowing a remote authenticated attacker to obtain sensitive information. The CVSS 3.1 score is 4.2 (MEDIUM)...

PT-2026-91393

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to a race condition during the WebSocket handshake process...

Security Bulletin: IBM i is Affected By Multiple Vulnerabilities in Navigator for i and Digital Certificate Manager for i.

Summary IBM Navigator for i and IBM Digital Certificate Manager DCM for i use Angular for frontend Graphical User Interfaces GUI. Angular is vulnerable to cross-site scripting XSS by permitting event-handler attributes in the i18n pipeline, allowing a lower-trust translation file to inject...

DEBIAN-CVE-2026-19534

undici's WebSocket client crashes the whole Node.js process during the opening handshake when a server responds with a subprotocol that the client never requested. A default WebSocket connection sends no subprotocol, but if the server's 101 response includes a Sec-WebSocket-Protocol header, undic...

CVE-2026-19534 undici vulnerable to Denial of Service via unrequested WebSocket subprotocol

undici's WebSocket client crashes the whole Node.js process during the opening handshake when a server responds with a subprotocol that the client never requested. A default WebSocket connection sends no subprotocol, but if the server's 101 response includes a Sec-WebSocket-Protocol header, undic...

CVE-2026-82448

Shinobi before commit 5a76c74f contains a hardcoded connection key in the child node service that allows unauthenticated attackers to execute arbitrary database queries. Attackers reaching the child node port can present the hardcoded key during WebSocket handshake, then dispatch SQL queries...

CVE-2026-82448 Shinobi before commit 5a76c74f Arbitrary Database Query Execution via Hardcoded Child Node Key

Shinobi before commit 5a76c74f contains a hardcoded connection key in the child node service that allows unauthenticated attackers to execute arbitrary database queries. Attackers reaching the child node port can present the hardcoded key during WebSocket handshake, then dispatch SQL queries...

CVE-2026-82448 Shinobi before commit 5a76c74f Arbitrary Database Query Execution via Hardcoded Child Node Key

Shinobi before commit 5a76c74f contains a hardcoded connection key in the child node service that allows unauthenticated attackers to execute arbitrary database queries. Attackers reaching the child node port can present the hardcoded key during WebSocket handshake, then dispatch SQL queries...

CVE-2026-82448

Shinobi (a self-hosted CCTV/surveillance platform) contains a hardcoded connection key in its child node service prior to commit 5a76c74f . An unauthenticated attacker who can reach the child node port can present this key during the WebSocket handshake and then dispatch arbitrary SQL queries thr...

CVE-2026-47848

In specific scenarios involving WebSocket handshake redirects to a different origin, the Reactor Netty WebSocket client may leak credentials. In order for this to happen, the HTTP client must have been explicitly configured to follow redirects. Reactor Netty 1.3.0 - 1.3.6 Reactor Netty 1.1.0 -...

CVE-2026-47848: Undefined Security Weakness

In specific scenarios involving WebSocket handshake redirects to a different origin, the Reactor Netty WebSocket client may leak credentials. In order for this to happen, the HTTP client must have been explicitly configured to follow redirects. Reactor Netty 1.3.0 - 1.3.6 Reactor Netty 1.1.0 -...

CVE-2026-43678

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, dropping all active connections until the process restarts. This vulnerability is addressed in swift-nio version 2.101.0...

Open Redirect

Overview Affected versions of this package are vulnerable to Open Redirect in scenarios where a WebSocket handshake is redirected to a different origin and the HTTP client is explicitly configured to follow redirects. An attacker can obtain sensitive credentials by leveraging crafted redirect...

CVE-2026-73565 @hono/node-server: Unauthenticated memory-leak DoS via aborted WebSocket handshake

@hono/node-server allows running the Hono application on Node.js. From 2.0.0 until 2.0.10, a WebSocket upgrade request to an upgradeWebSocket route with a missing or malformed Sec-WebSocket-Key header causes src/websocket.ts to retain the request's IncomingMessage in waiterMap and leave...

CVE-2026-73565

CVE-2026-73565 affects @hono/node-server

EUVD-2026-58180

@hono/node-server allows running the Hono application on Node.js. From 2.0.0 until 2.0.10, a WebSocket upgrade request to an upgradeWebSocket route with a missing or malformed Sec-WebSocket-Key header causes src/websocket.ts to retain the request's IncomingMessage in waiterMap and leave...

CVE-2026-73565 @hono/node-server: Unauthenticated memory-leak DoS via aborted WebSocket handshake

@hono/node-server allows running the Hono application on Node.js. From 2.0.0 until 2.0.10, a WebSocket upgrade request to an upgradeWebSocket route with a missing or malformed Sec-WebSocket-Key header causes src/websocket.ts to retain the request's IncomingMessage in waiterMap and leave...

io.netty/netty-codec-http: Netty: Protocol version confusion in netty-codec-http (WebSocket)

A flaw was found in netty-codec-http. The WebSocket handshaker in this component fails to properly validate protocol version information during the WebSocket upgrade process. A remote attacker can exploit this vulnerability by manipulating the WebSocket handshake, leading to a bypass of security...

CVE-2026-59898

A flaw was found in netty-codec-http. The WebSocket handshaker in this component fails to properly validate protocol version information during the WebSocket upgrade process. A remote attacker can exploit this vulnerability by manipulating the WebSocket handshake, leading to a bypass of security...

HTTP Request Smuggling

io.netty, netty-codec-http is vulnerable to HTTP Request Smuggling. The vulnerability is due to the WebSocket V07/V08 handshaker accepting a WebSocket upgrade request without requiring the Connection: Upgrade and Upgrade: websocket headers, which allows an attacker to force an unrecognized protoc...