The dependency forwarded has been updated to address a vulnerability. This may affect your application if the following APIs are used: req.host, req.hostname, req.ip, req.ips, req.protocol.
The dependency mime has been updated to address a vulnerability, but this issue does not impact Express.
The dependency send has been updated to provide a protection against a Node.js 8.5.0 vulnerability. This only impacts running Express on the specific Node.js version 8.5.0.
Express 是一个保持最小规模的灵活的 Node.js Web 应用程序开发框架,为 Web 和移动应用程序提供一组强大的功能。