OpenClaw 安全漏洞

OpenClaw is an open-source intelligent artificial assistant developed by OpenClaw. Versions of OpenClaw from 2026.4.9 to 2026.4.10 contained a security vulnerability. This vulnerability stemmed from a denial-of-service attack in the real-time WebSocket path for voice calls. It was possible for a...

Fixed in Apache Tomcat 11.0.22

Moderate: Security constraints not correctly applied CVE-2026-43515 When multiple security constraints defined an HTTP method constraint for the same extension pattern, only the first method constraint was applied. This was fixed with commits 276087d9 and 06597486. This issue was reported to the...

Signal K Server's WebSocket Login Endpoint Lacks Rate Limiting (Credential Brute-Force)

Summary The HTTP login endpoints POST /login and POST /signalk/v1/auth/login are protected by express-rate-limit default: 100 attempts per 10-minute window, configurable via HTTPRATELIMITS. The WebSocket login path — sending login: username, password messages over an established WebSocket...

Brute Force

Overview signalk-server is an An implementation of a Signal K server for boats. Affected versions of this package are vulnerable to Brute Force via the processLoginRequest function. An attacker can gain unauthorized access by sending unlimited authentication attempts over a WebSocket connection,...

GHSA-VMFM-CH9H-5C7G Signal K Server's WebSocket Login Endpoint Lacks Rate Limiting (Credential Brute-Force)

Summary The HTTP login endpoints POST /login and POST /signalk/v1/auth/login are protected by express-rate-limit default: 100 attempts per 10-minute window, configurable via HTTPRATELIMITS. The WebSocket login path — sending login: username, password messages over an established WebSocket...

CVE-2026-7703

A flaw has been found in AV Stumpfl Pixera Two Media Server up to 25.2 R2. Impacted is an unknown function of the component Websocket API. This manipulation causes code injection. The attack can be initiated remotely. The exploit has been published and may be used. Upgrading to version 25.2 R3 is...

CVE-2026-42228

n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, the /chat WebSocket endpoint used by the Chat Trigger node's Hosted Chat feature did not verify that an incoming connection was authorized to interact with the target execution. An unauthenticated...

EUVD-2026-27096

n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, the /chat WebSocket endpoint used by the Chat Trigger node's Hosted Chat feature did not verify that an incoming connection was authorized to interact with the target execution. An unauthenticated...

CVE-2026-42228

n8n (open source workflow automation) has a vulnerability in the /chat WebSocket endpoint used by the Chat Trigger node’s Hosted Chat feature. The issue: an unauthenticated attacker could attach to a workflow execution in a waiting state without verifying authorization, receive the pending prompt...

CVE-2026-42228 n8n: Hijacking of Unauthenticated Chat Execution

n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, the /chat WebSocket endpoint used by the Chat Trigger node's Hosted Chat feature did not verify that an incoming connection was authorized to interact with the target execution. An unauthenticated...

CVE-2026-42228

n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, the /chat WebSocket endpoint used by the Chat Trigger node's Hosted Chat feature did not verify that an incoming connection was authorized to interact with the target execution. An unauthenticated...

CVE-2026-42228 n8n: Hijacking of Unauthenticated Chat Execution

n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, the /chat WebSocket endpoint used by the Chat Trigger node's Hosted Chat feature did not verify that an incoming connection was authorized to interact with the target execution. An unauthenticated...

JLSEC-2026-434 Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted...

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS...

JLSEC-2026-423 curl's websocket code did not update the 32 bit mask pattern for each new outgoing frame as the...

curl's websocket code did not update the 32 bit mask pattern for each new outgoing frame as the specification says. Instead it used a fixed mask that persisted and was used throughout the entire connection. A predictable mask pattern allows for a malicious server to induce traffic between the two...

Exploit for Missing Authentication for Critical Function in Coreweave Marimo

CVE-2026-39987 — marimo Pre-Auth Terminal WebSocket RCE Lab...

CVE-2026-6869

A flaw was found in Wireshark. A remote attacker could exploit a vulnerability in the WebSocket protocol dissector, causing a crash. This could lead to a denial of service DoS condition, making the application unavailable to legitimate users. Mitigation To mitigate this issue, users should avoid...

Prefect Unauthenticated Event Injection via /api/events/in WebSocket

A flaw has been found in PrefectHQ prefect up to 3.6.13. Affected is an unknown function of the file /api/events/in of the component WebSocket Endpoint. Executing a manipulation can lead to missing authentication. The attack may be performed from remote. The exploit has been published and may be...

GHSA-HVPH-5985-R63V Prefect Unauthenticated Event Injection via /api/events/in WebSocket

A flaw has been found in PrefectHQ prefect up to 3.6.13. Affected is an unknown function of the file /api/events/in of the component WebSocket Endpoint. Executing a manipulation can lead to missing authentication. The attack may be performed from remote. The exploit has been published and may be...

CVE-2026-7723

A flaw has been found in PrefectHQ prefect up to 3.6.13. Affected is an unknown function of the file /api/events/in of the component WebSocket Endpoint. Executing a manipulation can lead to missing authentication. The attack may be performed from remote. The exploit has been published and may be...

CVE-2026-7723 PrefectHQ prefect WebSocket Endpoint in missing authentication

A flaw has been found in PrefectHQ prefect up to 3.6.13. Affected is an unknown function of the file /api/events/in of the component WebSocket Endpoint. Executing a manipulation can lead to missing authentication. The attack may be performed from remote. The exploit has been published and may be...