Critical Check Point VPN Flaw Exploited to Bypass Passwords in IKEv1 Setups

Critical Check Point VPN Flaw Exploited to Bypass Passwords in IKEv1 Setups
Check Point has disclosed active exploitation of CVE-2026-50751, a critical flaw affecting Remote Access VPN and Mobile Access deployments using deprecated IKEv1, allowing unauthenticated attackers to bypass authentication and open VPN sessions. The activity has targeted a limited number of organizations globally and has been linked in one case to a Qilin ransomware affiliate, while a separate issue, CVE-2026-50752, could enable AitM attacks on site-to-site VPN connections. #CVE-2026-50751 #CVE-2026-50752 #CheckPoint #Qilin

Keypoints

  • Check Point warned that CVE-2026-50751 is being actively exploited.
  • The flaw affects Remote Access VPN and Mobile Access deployments using IKEv1.
  • An attacker can bypass user authentication without a valid password.
  • Exploitation has targeted only a few dozen organizations worldwide.
  • Check Point also identified CVE-2026-50752, which may enable AitM attacks on site-to-site VPN connections.

Read More: https://thehackernews.com/2026/06/critical-check-point-vpn-flaw-exploited.html