[authdl.mail.ru] Spoofing IP address
Discovered by nstikhomirov on Mailru

This issue took 1 Days and 21 hours to triage and 51 Days and 15 hours to resolve once triaged.

Client IP address could be spoofed via X-Forwarded-For headers in authdl.mail.ru. While no direct impact were identified, this issue could potentially lead to issues with logging, limitations or ABF protection.