Gemini 4 Argon helps find two critical PHP core bugs

Francesco Ciulla @FrancescoCiull4Originally posted 2026.10.22

Open original on X

🚨 If you use PHP, this one is important. "php2shell": 2 critical PHP core bugs let attackers run code on your server, no login needed. Already exploited. Update to 8.5.12 / 8.4.27 / 8.3.36 / 8.2.35 and restart your workers. Found by Wiz + Google's Gemini 4 Argon 🙌