{"id":"CVE-2016-10542","aliases":["GHSA-6663-c963-2gqg"],"url":"https://o3.security/vulnerability/CVE-2016-10542","summary":"DoS due to excessively large websocket message in ws","details":"ws is a \"simple to use, blazing fast and thoroughly tested websocket client, server and console for node.js, up-to-date against RFC-6455\". By sending an overly long websocket payload to a `ws` server, it is possible to crash the node process. This affects ws 1.1.0 and earlier.","published":"2018-05-31T20:29:01.550Z","modified":"2026-07-08T12:43:30.668023Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"ws","fixedVersion":"1.1.1"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nodesecurity.io/advisories/120"},{"type":"REPORT","url":"https://github.com/nodejs/node/issues/7388"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T12:43:30.668023Z"}}