Cyber Bandwidth Bandits: Selenium Grid Servers Hijacked for Proxyjacking and Cryptomining
Selenium proxyjacking is on the rise as threat actors exploit Internet-exposed Selenium Grid servers. These servers, essential for automated web testing, are being hijacked for cryptomining and other malicious activities. Don’t let your bandwidth become a hacker’s playground!

Hot Take:
“Looks like your friendly neighborhood Selenium Grid is the latest star in the cybercriminal’s reality show. Today’s episode? Proxyjacking and cryptomining, coming to a server near you!”
Key Points:
- Internet-exposed Selenium Grid servers are being hijacked for cryptomining and proxyjacking.
- Selenium Grid is an open-source tool for browser automation, widely used in cloud environments and development.
- Hackers deploy malware to hijack these servers, using tools like GSocket and payloads like Pawns.app and EarnFM.
- More severe attacks involve using CVE-2021-4043 to escalate privileges and deploy cryptominers.
- Over 30,000 Selenium Grid servers are publicly exposed, making them prime targets for cybercriminals.
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