This affects the package jszip before 3.7.0. Crafting a new zip file with filenames set to Object prototype values (e.g proto, toString, etc) results in a returned object with a modified prototype instance.
{ "binaries": [ { "binary_version": "3.1.4+dfsg-1", "binary_name": "node-jszip" } ] }
{ "binaries": [ { "binary_version": "3.2.2+dfsg-1", "binary_name": "node-jszip" } ] }
{ "binaries": [ { "binary_version": "3.7.1+dfsg-1", "binary_name": "node-jszip" } ] }
{ "binaries": [ { "binary_version": "3.10.1+dfsg-2", "binary_name": "node-jszip" } ] }