undertow: undertow-websockets: Undertow: Pre-Auth DoS on websocket endpoint with @ServerEndpoint class with any @OnMessage method

A flaw was found in Undertow. A remote attacker can cause Out of Memory on websockets endpoint without authentication on any @ServerEndpoint class that has any @OnMessage method. This allows an attacker to cause Denial of Service attack without authentication and using only a standard WebSocket...

CVE-2026-93839 LightLLM through 1.2.0 Missing Authentication in PD Master /pd_register WebSocket Endpoint

LightLLM through 1.2.0 contains an authentication bypass vulnerability in the /pdregister WebSocket endpoint that allows unauthenticated attackers to register arbitrary nodes by supplying crafted JSON without peer address validation. Attackers can disclose full user prompts routed to their socket...

CVE-2026-90946

DeepWiki-Open through commit d92819a contains an arbitrary file read vulnerability in the unauthenticated /ws/chat WebSocket endpoint that accepts repourl as a filesystem path with no containment. Attackers can supply arbitrary directory paths to read all files with supported extensions including...

CVE-2026-90946 DeepWiki-Open through commit d92819a Arbitrary File Read via /ws/chat WebSocket

DeepWiki-Open through commit d92819a contains an arbitrary file read vulnerability in the unauthenticated /ws/chat WebSocket endpoint that accepts repourl as a filesystem path with no containment. Attackers can supply arbitrary directory paths to read all files with supported extensions including...

EUVD-2026-77713

DeepWiki-Open through commit d92819a contains an arbitrary file read vulnerability in the unauthenticated /ws/chat WebSocket endpoint that accepts repourl as a filesystem path with no containment. Attackers can supply arbitrary directory paths to read all files with supported extensions including...

CVE-2026-90919

LightLLM through 1.2.0 contains a remote code execution vulnerability in the Config Server's unauthenticated /visualregister WebSocket endpoint that passes the first client frame directly to pickle.loads. Attackers can reach the Config Server port and send a malicious serialized payload with a...

CVE-2026-90919 LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Config Server Pickle Deserialization

LightLLM through 1.2.0 contains a remote code execution vulnerability in the Config Server's unauthenticated /visualregister WebSocket endpoint that passes the first client frame directly to pickle.loads. Attackers can reach the Config Server port and send a malicious serialized payload with a...

CVE-2026-90919

LightLLM through 1.2.0 is vulnerable to unauthenticated remote code execution via the Config Server 's /visual_register WebSocket endpoint. The endpoint passes the first client frame directly to pickle.loads() , allowing an attacker who can reach the Config Server port to send a malicious seriali...

PT-2026-91292

DeepWiki-Open through commit d92819a contains an arbitrary file read vulnerability in the unauthenticated /ws/chat WebSocket endpoint that accepts repo url as a filesystem path with no containment. Attackers can supply arbitrary directory paths to read all files with supported extensions includin...

Exploit for Missing Authentication for Critical Function in Coreweave Marimo

CVE-2026-39987 PoC Summary Marimo = 0.20.4 is affected...

CVE-2026-17627 Langflow is affected by improper authorization due to missing access control on the voice-mode WebSocket endpoint

IBM Langflow OSS 1.0.0 through 1.10.2 could allow a remote authenticated attacker to obtain sensitive information and inject messages into workflow history due to improper authorization...

CVE-2026-17627 Langflow is affected by improper authorization due to missing access control on the voice-mode WebSocket endpoint

IBM Langflow OSS 1.0.0 through 1.10.2 could allow a remote authenticated attacker to obtain sensitive information and inject messages into workflow history due to improper authorization...

CVE-2026-17627

IBM Langflow OSS (versions 1.0.0–1.10.2) is affected by an improper authorization flaw (CWE-639) in its voice-mode WebSocket endpoint . The endpoint authenticates the connecting user but performs no check to verify that the user is permitted to access the specified flow identifier. In a multi-use...

Security Bulletin: Langflow is affected by improper authorization due to missing access control on the voice-mode WebSocket endpoint

Summary Langflow provides a voice-mode feature through a WebSocket API endpoint that accepts a flow identifier as a URL path parameter and uses it to retrieve the target flow description and persist conversation messages against that flow. The endpoint authenticates the connecting user's identity...

CVE-2026-39987 — Updated!

CVE-2026-39987 Exploit POC Overview This repository contains a Proof-of-Concept POC script for CVE-2026-39987, a pre-authentication Remote Code Execution RCE vulnerability in Marimo. The exploit leverages a WebSocket endpoint to execute arbitrary commands on the target system. Vulnerability Detai...

Exploit for Missing Authentication for Critical Function in Coreweave Marimo

CVE-2026-39987 — Marimo Pre-Auth RCE via Terminal WebSocket...

CVE-2025-61164

A flaw was found in Cohere North AI. This vulnerability allows for an information leak through its WebSocket Endpoint. A remote attacker could exploit this to gain unauthorized access to sensitive data. Mitigation Disable the affected WebSocket endpoint in the service configuration, or restrict...

CVE-2026-37006

A vulnerability in the WebSocket endpoint of gpt-researcher v0.14.7 and before allows an unauthenticated remote attacker to achieve code execution via malicious Model Context Protocol configurations...

EUVD-2026-67270

A vulnerability in the WebSocket endpoint of gpt-researcher v0.14.7 and before allows an unauthenticated remote attacker to achieve code execution via malicious Model Context Protocol configurations...

CVE-2026-37006

A vulnerability in the WebSocket endpoint of gpt-researcher v0.14.7 and before allows an unauthenticated remote attacker to achieve code execution via malicious Model Context Protocol configurations...