Please do not open a public issue for vulnerabilities.
Report security concerns privately through GitHub Security Advisories if they are enabled for the repository. If advisories are not available, contact the repository owner through GitHub.
This project packages the Microsoft devtunnel CLI in a Docker image. Issues
in the upstream CLI should also be reported to Microsoft through the official
Dev Tunnels issue tracker.
- Treat tunnel URLs and access tokens as secrets.
- Avoid
ALLOW_ANONYMOUS=trueunless the exposed service is safe for public access. - Review what is listening on the exported port before starting a tunnel.