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.
www.openwall.com/lists/oss-security/2020/07/19/1
github.com/balderdashy/sails-hook-sockets
github.com/balderdashy/sails-hook-sockets/commit/0533a4864b1920fd8fbb5287bc0889193c5faf44
github.com/balderdashy/sails-hook-sockets/commit/ff02114eaec090ee51db48435cc32d451662606e
github.com/balderdashy/sails/blob/56f8276f6501a144a03d1f0f28df4ccdb4ad82e2/CHANGELOG.md
nvd.nist.gov/vuln/detail/CVE-2018-21036