Chainlit contains a session hijacking vulnerability

Chainlit before 2.10.1 contains a session hijacking vulnerability that allows unauthenticated attackers to restore and inherit authenticated user sessions by presenting a valid sessionId during WebSocket session restoration without ownership verification. Attackers can exploit the...

CVE-2026-39987-lab-or-marimo-cve-lab

CVE-2026-39987 Lab Guide Pre-Auth Remote Code Execution via Terminal WebSocket Authentication Bypass An educational Docker lab for understanding, reproducing, and patching this critical vulnerability in marimo. Table of Contents Overview Architecture Quick Start Step-by-Step Walkthrough Step 1:...

tomcat: Apache Tomcat: Denial of Service via WebSocket chat example

A flaw was found in Apache Tomcat. This uncontrolled resource consumption vulnerability, located in the WebSocket chat example, allows a remote attacker to cause a Denial of Service DoS by exhausting system resources. This can lead to the affected system becoming unresponsive or crashing...

tomcat: Apache Tomcat: Authenticated WebSocket session persists after HTTP session termination

A flaw was found in Apache Tomcat. This vulnerability, categorized as Insufficient Session Expiration, occurs when an authenticated HTTP session's ID is modified after a WebSocket connection has been established. Under these conditions, the WebSocket session fails to terminate as expected when th...

cve-2026-69243-poc-aiohttp-smuggling

CVE-2026-69243 — aiohttp Request Smuggling CWE-444 Request smuggling via rejected WebSocket upgrade in aiohttp Or build the Rust version zero dependencies, std only: git clone https://github.com/JVBotelho/cve-2026-69243-poc-aiohttp-smuggling cd cve-2026-69243-poc-aiohttp-smuggling/poc cargo build...

CVE-2026-39363

CVE-2026-39363 — Vite Dev Server Arbitrary File Read PoC A drop-in PoC for GHSA-p9ff-h696-f583. It reads arbitrary files from the machine running the dev server by calling fetchModule over an unauthenticated HMR WebSocket, bypassing the HTTP-layer server.fs.allow restriction. Affected Versions...

CVE-2026-1010-WebSocket-Connection-Smuggling-via-Malformed-Upgrade-Header

CVE-2026-1010 – WebSocket Connection Smuggling Overview A reverse proxy and backend disagree on how to parse an HTTP request with a malformed WebSocket upgrade header. The proxy treats it as one request, while the backend interprets it as two, allowing an attacker to smuggle a hidden request. Thi...

go-zeek-broker-ws

Zeek Broker websocket interface library for Golang This library implements the Zeek Broker websocket interface. Helper functions are provided with reasonable mappings between Zeek and Go types. Usage The library contains two packages: encoding encoding models the recursive JSON-based data structu...

BIT-TOMCAT-2026-87022 Apache Tomcat: WebSocket message smuggling with per-message-deflate

Improper handling of length parameter inconsistency vulnerability in Apache Tomcat allows WebSocket message smuggling when per-message-deflate is used. This issue affects Apache Tomcat: from 11.0.0 through 11.0.25, from 10.1.0 through 10.1.59, from 9.0.0 through 9.0.121. The following versions we...

BIT-TOMCAT-2026-79677 Apache Tomcat: WebSocket DoS due to lost asynchronous write timeout

Missing release of resource after effective lifetime, Comparison using wrong factors vulnerability in Apache Tomcat allows a denial of service as a result of lost time outs for asynchronous WebSocket writes. This issue affects Apache Tomcat: from 11.0.0 through 11.0.25, from 10.1.0 through 10.1.5...

BIT-TOMCAT-2026-77791 Apache Tomcat: DoS via busy wait during WebSocket close

Uncontrolled Resource Consumption vulnerability in Apache Tomcat during sending of WebSocket close message enabled a DoS attack. This issue affects Apache Tomcat: from 11.0.0 through 11.0.25, from 10.1.8 through 10.1.59, from 9.0.74 through 9.0.121. The following versions were EOL at the time the...

BIT-TOMCAT-2026-76183 Apache Tomcat: Bypass of security constraints for WebSocket endpoints

Authentication Bypass by Alternate Name vulnerability in Apache Tomcat allowed the security constraints for any WebSocket endpoint to be bypassed. This issue affects Apache Tomcat: from 11.0.0 through 11.0.25, from 10.1.0 through 10.1.59, from 9.0.0 through 9.0.121. The following versions were EO...

BIT-RABBITMQ-2026-67405 RabbitMQ: CSWSH on Web-STOMP / Web-MQTT (no Origin validation)

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, Neither the Web-MQTT handler deps/rabbitmqwebmqtt/src/rabbitwebmqtthandler.erl:104 nor the Web-STOMP handler deps/rabbitmqwebstomp/src/rabbitwebstomphandler.erl:102 validates the Origin head...

BIT-RABBITMQ-2026-67232 RabbitMQ: Web-MQTT decompression bomb

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The cowboy WebSocket options at line 117 set compress = true, enabling RFC 7692 permessage-deflate negotiation. The handler does not set maxframesize, so cowboy's default of infinity applies...

BIT-RABBITMQ-2026-67230 RabbitMQ: Web-STOMP unbounded pre-auth accumulation

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.15, 4.0.20, 4.1.11, and 4.2.6, the Web STOMP WebSocket handler enforced neither maxframesize nor logintimeout before authentication, allowing an unauthenticated client to keep a connection alive with a slow stream of small frame...

thrift: thrift: Denial of Service via excessive memory allocation in WebSocket transport

A flaw was found in Apache Thrift. A remote attacker can cause a Denial of Service DoS against the Node.js and D WebSocket server transports by sending a frame specifying an excessively large payload length. Because the server immediately allocates the declared amount of memory without verifying...

Exploit for Authentication Bypass Using an Alternate Path or Channel in Fortinet Fortiproxy

CVE-2024-55591 — FortiOS / FortiProxy Authentication Bypass Po...

PT-2026-104039

Name of the Vulnerable Software and Affected Versions deeptutor version 1.4.0 Description Code injection exists in the ExecTool.execute function. A remote caller can use the live tutorbot WebSocket interface to induce the tool layer to execute shell commands chosen by a reviewer within the servic...

PT-2026-104038

Name of the Vulnerable Software and Affected Versions deeptutor version 1.4.0 Description A path traversal issue exists in the EditFileTool.execute function. A remote caller can use the live tutorbot WebSocket interface to force the tool layer to write or edit absolute paths outside the designate...

Rocky Linux 8 [CIQ] Security Update: hivex / hivex-debuginfo / hivex-debugsource / hivex-devel / etc (crlsa-2026_5578)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20265578 advisory. qemu-kvm: VNC WebSocket handshake use-after-free CVE-2025-11234 Tenable has extracted the preceding description block directly from the CIQ security advisory. Note...