CVE-2026-50751
CriticalActively exploited (CISA KEV)Known to be used in ransomware campaigns
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.
SeverityCritical
CVSS9.3
Exploit probability—
Product
Check Point Security Gateway
PublishedJun 8, 2026
First seenJun 8, 2026
Added to KEVJun 8, 2026
Weakness typeCWE-287Improper authentication
How to fix
CISA 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.
CISA due date: Jun 11, 2026Update
- checkpoint gaia_osr81.20 or later
- checkpoint gaia_embeddedr81.10.17, r82.00.10 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| checkpoint gaia_os | r80.40 ≤ v < r81.20, r81.20, r82, r82.10 | r81.20 |
| checkpoint gaia_embedded | r80.20.00 ≤ v < r81.10.17, r81.10.17, r80.20.00 ≤ v < r82.00.10, r82.00.10 | r81.10.17, r82.00.10 |
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