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critical·Product Based Web Vulnerabilities·Updated Jun 16, 2026

Check Point IKEv1 Remote-Access VPN - Certificate Authentication Bypass

Est. Time~10 seconds
Scan TypeGroup Scan
Targetsdomain, subdomain, ipv4
CostFree
3.4k
Times Used
continuous scan runs
0
Continuously Checked
assets under CS
0
Vulnerabilities Found
confirmed findings
References
🔴
CISA Known Exploited Vulnerability
This CVE is actively exploited in the wild. CISA mandates federal agencies to patch immediately.
9.3
CVSScritical
Exploitable remotely over the internet · no authentication required.
Description

A logic flow weakness in Remote Access and Mobile Access certificate validation in deprecated IKEv1 key exchange allows an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a valid user password.

Attack Vector
Network
Privileges Req.
None
User Interaction
None
Affected
Quantum Security Gatewayby checkpoint
R82.10 with Jumbo Hotfix Take 19 or below
Spark Firewallsby checkpoint
R80.20.X, R81.10.X, and R82.00.X
Updated Sep 18, 2026View on NVD →

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Check Point IKEv1 Remote-Access VPN - Certificate Authentication Bypass CVE-2026-50751 Scanner | S4E