Security Advisory

CVE-2022-41940

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2022-11-22 00:00:00

Last updated 2025-04-22 16:02:20

Assigner GitHub_M

State PUBLISHED

Description

Engine.IO is the implementation of transport-based cross-browser/cross-device bi-directional communication layer for Socket.IO. A specially crafted HTTP request can trigger an uncaught exception on the Engine.IO server, thus killing the Node.js process. This impacts all the users of the engine.io package, including those who uses depending packages like socket.io. There is no known workaround except upgrading to a safe version. There are patches for this issue released in versions 3.6.1 and 6.2.1.

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