Websockets

4 CVEs across 1 Websockets products. Browse Websockets vulnerabilities, severities, and proof-of-concept exploits.

Websockets products with known CVEs

ProductCVEs
Ws5
Websockets CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2026-48779High7.52026-06-17ws is an open source WebSocket client and server for Node.js. All versions from 1.1.0 up to (but not including) 5.2.5, from 6.0.0 up to 6.2.4, from 7.0.0 up to…
CVE-2026-45736Medium4.42026-05-15ws is an open source WebSocket client and server for Node.js. Prior to 8.20.1, the websocket.close() implementation is vulnerable to uninitialized memory discl…
CVE-2024-37890High7.52024-06-17ws is an open source WebSocket client and server for Node.js. A request with a number of headers exceeding theserver.maxHeadersCount threshold could be used to…
CVE-2021-32640Medium5.32021-05-25ws is an open source WebSocket client and server library for Node.js. A specially crafted value of the `Sec-Websocket-Protocol` header can be used to significa…