CVE-2026-50751

User Authentication Bypass in VPN Remote Access and Mobile Access

State
Published
Severity
9.3 Critical
Published
Jun 8, 2026
Updated
Aug 4, 2026
Reserved
Jun 7, 2026

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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.

Scores

CVSSScoreVectorSource
3.19.3 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:NCISA-ADP

Weaknesses

Affected Products

ProductVersions
Quantum Security Gatewaycheckpoint
  • R82.10 with Jumbo Hotfix Take 19 or belowAffected
  • R82 with Jumbo Hotfix Take 103 or belowAffected
  • R81.20 with Jumbo Hotfix Take 141 or belowAffected
  • R81.10, R81, and R80.40Affected
Spark Firewallscheckpoint
  • R80.20.X, R81.10.X, and R82.00.XAffected

References

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