CVE-2026-45736 — ws: Uninitialized memory disclosure
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 Typed…
Published: 2026-05-15 · CVSS: 4.4 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7