The package protobufjs before 6.11.3 are vulnerable to Prototype Pollution which can allow an attacker to add/modify properties of the Object.prototype. This vulnerability can occur in multiple ways: 1. by providing untrusted user input to util.setProperty or to ReflectionObject.setParsedOption functions 2. by parsing/loading .proto files
https://snyk.io/vuln/SNYK-JS-PROTOBUFJS-2441248
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2841507
https://github.com/protobufjs/protobuf.js/pull/1731
https://github.com/protobufjs/protobuf.js/commit/b5f1391dff5515894830a6570e6d73f5511b2e8f