Subdomain takeover of readthedocs

[Shashank]

Service name

readthedocs.org

Proof

If a subdomain is pointing to readthedocs.io via CNAME records but not claimed. The website will throw an error like this

Signup for a an account and go to Your Project >> Admin >> Domains and add the domain.

The takeover will happen

Documentation

https://docs.readthedocs.io/en/stable/custom_domains.html

[HadkerX]

Thanks