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CVE-2026-50751

KEV · Ransomware
Updated Aug 4, 2026 · PUBLISHED
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Description

Check Point Security Gateway contains an improper authentication vulnerability in IKEv1 key exchange that could allow an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a valid user password.

Full record on cve.org →

Affected packages

PackageVendor / ProductVersion rangeStatus
Quantum Security Gatewaycheckpoint / Quantum Security GatewayR81.10, R81, and R80.40affected
Quantum Security Gatewaycheckpoint / Quantum Security GatewayR81.20 with Jumbo Hotfix Take 141 or belowaffected
Quantum Security Gatewaycheckpoint / Quantum Security GatewayR82.10 with Jumbo Hotfix Take 19 or belowaffected
Quantum Security Gatewaycheckpoint / Quantum Security GatewayR82 with Jumbo Hotfix Take 103 or belowaffected
Spark Firewallscheckpoint / Spark FirewallsR80.20.X, R81.10.X, and R82.00.Xaffected