FiveM security notes
How malicious FiveM resources actually work, how the vulnerabilities that cost servers money are shaped, and where static analysis stops. Written by the people building FXScan.
RSS feedWhat a security scan cannot tell you
A clean FXScan report means no rule matched. It is not a proof of safety. Here is precisely where static analysis stops, so you know what is left for you to check.
3 min readmethodology, limits
The most common FiveM vulnerability is not a backdoor
Trusting a client-sent network event is more common than any deliberate backdoor, and it costs servers their economy. What an unsafe RegisterNetEvent looks like, and how to fix it.
2 min readdetection, lua, server-security
Anatomy of a FiveM backdoor: fetch, decode, execute
Almost every malicious FiveM resource follows the same three-step shape. Here is what each step looks like in real Lua, and why a scanner that flags any one of them in isolation is useless.
3 min readdetection, lua, rce