{"id":"DEBIAN-CVE-2026-45736","details":"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.","modified":"2026-09-12T08:47:41.840637847Z","published":"2026-05-15T15:16:54.103Z","upstream":["CVE-2026-45736"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-45736"}],"affected":[{"package":{"name":"node-ws","ecosystem":"Debian:12","purl":"pkg:deb/debian/node-ws?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.11.0+~cs13.7.3-1","8.11.0+~cs13.7.3-2","8.18.0+~cs13.7.11-1","8.18.0+~cs14.5.15-1","8.18.1+~cs14.18.2-1","8.19.0+~cs14.19.1-1","8.20.1+~cs14.19.1-1","8.21.0+~cs14.19.1-1","8.21.1+~cs14.19.1-1","8.21.3+~cs14.19.1-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-45736.json"}},{"package":{"name":"node-ws","ecosystem":"Debian:13","purl":"pkg:deb/debian/node-ws?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.18.1+~cs14.18.2-1","8.19.0+~cs14.19.1-1","8.20.1+~cs14.19.1-1","8.21.0+~cs14.19.1-1","8.21.1+~cs14.19.1-1","8.21.3+~cs14.19.1-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-45736.json"}},{"package":{"name":"node-ws","ecosystem":"Debian:14","purl":"pkg:deb/debian/node-ws?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.20.1+~cs14.19.1-1"}]}],"versions":["8.18.1+~cs14.18.2-1","8.19.0+~cs14.19.1-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-45736.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}