{"id":"CVE-2018-21036","aliases":["GHSA-f7f4-hqp2-7prc"],"url":"https://o3.security/vulnerability/CVE-2018-21036","summary":"Improper Input Validation in sails-hook-sockets","details":"Sails.js before v1.0.0-46 allows attackers to cause a denial of service with a single request because there is no error handler in sails-hook-sockets to handle an empty pathname in a WebSocket request.","published":"2020-07-21T14:15:13.067Z","modified":"2026-07-08T18:18:04.286597Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"npm","name":"sails-hook-sockets","fixedVersion":"1.5.5"}],"fix":{"url":"https://github.com/balderdashy/sails-hook-sockets/commit/0533a4864b1920fd8fbb5287bc0889193c5faf44","label":"balderdashy/sails-hook-sockets@0533a48"},"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2020/07/19/1"},{"type":"ADVISORY","url":"https://github.com/balderdashy/sails/blob/56f8276f6501a144a03d1f0f28df4ccdb4ad82e2/CHANGELOG.md"},{"type":"FIX","url":"https://github.com/balderdashy/sails-hook-sockets/commit/0533a4864b1920fd8fbb5287bc0889193c5faf44"},{"type":"FIX","url":"https://github.com/balderdashy/sails-hook-sockets/commit/ff02114eaec090ee51db48435cc32d451662606e"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T18:18:04.286597Z"}}