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CVE-2026-45736

7.5 high SSVC exploitation: poc Modified
NVD · CVE.org

ws 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 disclosure when a TypedArray is passed as the reason argument. This vulnerability is fixed in 8.20.1.

Fix

Patch, vendor advisory and mitigation references on NVD 3

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 7.5 · ws_projectNVD modified 2026-10-26 14:10

Affected (CPE criteria) 1

  • cpe:2.3:a:ws_project:ws:*:*:*:*:*:node.js:*:*

References 33