CVE-2026-50751: User Authentication Bypass in VPN Remote Access and Mobile Access
In CISA’s Known Exploited Vulnerabilities catalog: Check Point Security Gateway Improper Authentication Vulnerability.
Added , federal remediation due . Known ransomware use: Known.
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
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.
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N · CWE-287
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
checkpoint: Quantum Security Gatewaycheckpoint: Spark Firewalls
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- support.checkpoint.com/results/sk/sk185033 (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)