EUVD-2026-51333

MeshCentral 1.1.21 contains a cross-site WebSocket hijacking protection bypass vulnerability that allows unauthenticated remote attackers to hijack authenticated administrator sessions by exploiting an unconditional early return in the CheckWebServerOriginName function within webserver.js when...

CVE-2026-66420

MeshCentral 1.1.21 contains a cross-site WebSocket hijacking protection bypass vulnerability that allows unauthenticated remote attackers to hijack authenticated administrator sessions by exploiting an unconditional early return in the CheckWebServerOriginName function within webserver.js when...

CVE-2026-66420 MeshCentral Cross-Site WebSocket Hijacking via Origin Validation Bypass on Self-Signed Certificate Deployments

MeshCentral 1.1.21 contains a cross-site WebSocket hijacking protection bypass vulnerability that allows unauthenticated remote attackers to hijack authenticated administrator sessions by exploiting an unconditional early return in the CheckWebServerOriginName function within webserver.js when...

CVE-2026-66420

MeshCentral 1.1.21 is affected by a cross-site WebSocket hijacking vulnerability caused by an unconditional early return in CheckWebServerOriginName() in webserver.js when using self-signed certificates. This allows unauthenticated remote attackers to initiate cross-origin WebSocket connections t...

CVE-2026-55768

GoAccess (WebSocket server) before version 1.11 is affected by a vulnerability where a 64‑bit extended frame length is truncated to a signed 32‑bit WSFrame.payloadlen before max frame size is enforced. This allows an unauthenticated remote client to trigger an extremely large allocation (~18 exab...

CVE-2026-59881

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.2, the WebSocket client accepts and decompresses frames with the RSV1 bit set even when the permessage-deflate extension was not negotiated, allowing a malicious server to cause unexpected CPU and memory...

CVE-2026-59881 AIOHTTP: WebSocket client accepts compressed frames without negotiated permessage-deflate

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.2, the WebSocket client accepts and decompresses frames with the RSV1 bit set even when the permessage-deflate extension was not negotiated, allowing a malicious server to cause unexpected CPU and memory...

CVE-2026-59881 AIOHTTP: WebSocket client accepts compressed frames without negotiated permessage-deflate

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.2, the WebSocket client accepts and decompresses frames with the RSV1 bit set even when the permessage-deflate extension was not negotiated, allowing a malicious server to cause unexpected CPU and memory...

EUVD-2026-51257

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.2, the WebSocket client accepts and decompresses frames with the RSV1 bit set even when the permessage-deflate extension was not negotiated, allowing a malicious server to cause unexpected CPU and memory...

CVE-2026-59881

AIOHTTP WebSocket client vulnerability: before 3.14.2, the client accepts and decompresses frames with RSV1 set even when permessage-deflate was not negotiated, enabling potential CPU and memory overuse by a malicious server. Affected: AIOHTTP (WebSocket client). Root cause: decompressing frames ...

EUVD-2026-51160

Cross-Site Request Forgery CSRF vulnerability in Apache Zeppelin. The default CORS configuration allowed cross-origin state-changing requests and accepted text/plain request bodies, allowing an attacker who lures an authenticated user to a malicious site to perform actions on the...

CVE-2026-44613

CVE-2026-44613 : Apache Zeppelin has a CSRF vulnerability in REST and WebSocket request handling due to a permissive default CORS configuration. This allowed cross-origin, state-changing requests and acceptance of text/plain bodies, enabling an attacker who lures an authenticated user to a malici...

CVE-2026-44613 Apache Zeppelin: Cross-site request forgery in REST and WebSocket request handling

Cross-Site Request Forgery CSRF vulnerability in Apache Zeppelin. The default CORS configuration allowed cross-origin state-changing requests and accepted text/plain request bodies, allowing an attacker who lures an authenticated user to a malicious site to perform actions on the...

camel-vertx-websocket: Apache Camel Vertx Websocket: Server-Side Request Forgery and sensitive data exposure

A flaw was found in the Apache Camel Vertx Websocket component. This vulnerability allows an unauthenticated remote attacker to inject malicious query parameters into a WebSocket connection. This can lead to Server-Side Request Forgery SSRF, where the server is coerced into making requests to...

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...

EUVD-2026-50570

VaahCMS versions 2.0.0 through 2.3.4 contain a malicious obfuscated JavaScript payload embedded in the Blade template responsible for rendering security OTP emails, allowing remote attackers to execute unauthorized code in any browser that renders the affected email template with JavaScript...

CVE-2026-17947

Use after free in WebSockets in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. Chromium security severity: Low...

CVE-2026-17768

Insufficient validation of untrusted input in WebSockets in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. Chromium security severity: Medium...

PT-2026-66548

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.2, the WebSocket client accepts and decompresses frames with the RSV1 bit set even when the permessage-deflate extension was not negotiated, allowing a malicious server to cause unexpected CPU and memory...

CVE-2026-67595 VaahCMS 2.0.0 - 2.3.4 Malicious JavaScript Supply Chain via security-otp.blade.php

VaahCMS versions 2.0.0 through 2.3.4 contain a malicious obfuscated JavaScript payload embedded in the Blade template responsible for rendering security OTP emails, allowing remote attackers to execute unauthorized code in any browser that renders the affected email template with JavaScript...