Description
All versions of the package is-http2 are vulnerable to Command Injection due to missing input sanitization or other checks, and sandboxes being employed to the isH2 function.
Remediation
References
https://security.snyk.io/vuln/SNYK-JS-ISHTTP2-3153878
https://github.com/stefanjudis/is-http2/blob/master/index.js%23L23