security warnings for a typical package.json

security-warnings.txt

npm WARN notice [SECURITY] open has the following vulnerability: 1 critical. Go here for more details: https://nodesecurity.io/advisories?search=open&version=0.0.5 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.
npm WARN notice [SECURITY] macaddress has the following vulnerability: 1 critical. Go here for more details: https://nodesecurity.io/advisories?search=macaddress&version=0.2.8 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.

npm WARN notice [SECURITY] webpack-dev-server has the following vulnerability: 1 high. Go here for more details: https://nodesecurity.io/advisories?search=webpack-dev-server&version=1.16.2 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.
npm WARN notice [SECURITY] react-dev-utils has the following vulnerability: 1 high. Go here for more details: https://nodesecurity.io/advisories?search=react-dev-utils&version=0.5.2 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.
npm WARN notice [SECURITY] url-parse has the following vulnerability: 1 high. Go here for more details: https://nodesecurity.io/advisories?search=url-parse&version=1.4.0 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.
npm WARN notice [SECURITY] url-parse has the following vulnerability: 1 high. Go here for more details: https://nodesecurity.io/advisories?search=url-parse&version=1.0.5 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.

npm WARN notice [SECURITY] mime has the following vulnerability: 1 moderate. Go here for more details: https://nodesecurity.io/advisories?search=mime&version=1.2.11 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.
npm WARN notice [SECURITY] stringstream has the following vulnerability: 1 moderate. Go here for more details: https://nodesecurity.io/advisories?search=stringstream&version=0.0.5 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.

npm WARN notice [SECURITY] merge has the following vulnerability: 1 low. Go here for more details: https://nodesecurity.io/advisories?search=merge&version=1.2.0 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.
npm WARN notice [SECURITY] cryptiles has the following vulnerability: 1 high. Go here for more details: https://nodesecurity.io/advisories?search=cryptiles&version=3.1.2 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.
npm WARN notice [SECURITY] debug has the following vulnerability: 1 low. Go here for more details: https://nodesecurity.io/advisories?search=debug&version=2.2.0 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.
npm WARN notice [SECURITY] superagent has the following vulnerability: 1 low. Go here for more details: https://nodesecurity.io/advisories?search=superagent&version=2.3.0 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.
npm WARN notice [SECURITY] deep-extend has the following vulnerability: 1 low. Go here for more details: https://nodesecurity.io/advisories?search=deep-extend&version=0.4.2 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.
npm WARN notice [SECURITY] randomatic has the following vulnerability: 1 low. Go here for more details: https://nodesecurity.io/advisories?search=randomatic&version=1.1.7 - Run `npm i npm@latest -g` to upgrade your npm version, and then `npm audit` to get more info.