Version 3.4.71's dependencies have high severity vulnerabilities

```
Warning As Error: Package 'System.Net.Http' 4.3.0 has a known high severity vulnerability, https://github.com/advisories/GHSA-7jgj-8wvc-jh57
Warning As Error: Package 'System.Text.RegularExpressions' 4.3.0 has a known high severity vulnerability, https://github.com/advisories/GHSA-cmhx-cq75-c4mj
```