undici 安全漏洞

Undici is an open-source HTTP/1.1 client developed by Node.js. Undici has a security vulnerability, which stems from improper validation of the servermaxwindowbits parameter in the permessage-deflate extension. This vulnerability may lead to denial-of-service attacks...

CVE-2026-2229: Uncaught Exception

ImpactThe undici WebSocket client is vulnerable to a denial-of-service attack due to improper validation of the servermaxwindowbits parameter in the permessage-deflate extension. When a WebSocket client connects to a server, it automatically advertises support for permessage-deflate compression. ...

CVE-2021-21419

Eventlet is a concurrent networking library for Python. A websocket peer may exhaust memory on Eventlet side by sending very large websocket frames. Malicious peer may exhaust memory on Eventlet side by sending highly compressed data frame. A patch in version 0.31.0 restricts websocket frame to...

Denial Of Service (DoS)

ws is vulnerable to denial of service DoS attacks. A malicious user is able to cause the process to crash by using the permessage-deflate extension...

Denial of Service in uws

Affected versions of uws do not properly handle large websocket messages when permessage-deflate is enabled, which may result in a denial of service condition. If uws recieves a 256Mb websocket message when permessage-deflate is enabled, the server will compress the message prior to executing the...

GHSA-HF5H-HH56-3VRG Denial of Service in uws

Affected versions of uws do not properly handle large websocket messages when permessage-deflate is enabled, which may result in a denial of service condition. If uws recieves a 256Mb websocket message when permessage-deflate is enabled, the server will compress the message prior to executing the...

CVE-2016-10544: Uncontrolled Resource Consumption

uws is a WebSocket server library. By sending a 256mb websocket message to a uws server instance with permessage-deflate enabled, there is a possibility used compression will shrink said 256mb down to less than 16mb of websocket payload which passes the length check of 16mb payload. This data wil...

Denial of Service

Overview Affected versions of uws do not properly handle large websocket messages when permessage-deflate is enabled, which may result in a denial of service condition. If uws recieves a 256Mb websocket message when permessage-deflate is enabled, the server will compress the message prior to...