CVE-2026-41940: The Critical cPanel & WHM Authentication Bypass (Zero‑Day) and How to Respond Now
What if a single malformed HTTP header could silently turn any stranger on the internet into root on your cPanel server? That’s not a hypothetical. For roughly two months, attackers did exactly that—no passwords, no 2FA prompts, no foothold required. The zero‑day now tracked as CVE-2026-41940 allowed remote attackers to bypass cPanel & WHM authentication…