Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
Feather-Sequalize cleanQuery method uses insecure recursive logic to filter unsupported keys from the query object. This results in a Remote Code Execution (RCE) with privileges of the application. This issue affects versions 6.0.x prior to 6.3.3.
CWE-1321 - Prototype Pollution