Sails is a realtime MVC Framework for Node.js. In Sails apps prior to version 1.5.7,, an attacker can send a virtual request that will cause the node process to crash. This behavior was fixed in Sails v1.5.7. As a workaround, disable the sockets hook and remove the `sails.io.js` client.
https://github.com/balderdashy/sails/security/advisories/GHSA-gpw9-fwm8-7rx7
https://github.com/balderdashy/sails/releases/tag/v1.5.7
https://github.com/balderdashy/sails/pull/7287
https://github.com/balderdashy/sails/commit/4a023dc5095a4b30fdc8535f705ed34cd22d2f7d