critical9.3Known exploited
CVE-2026-50751
Check Point Security Gateway Improper Authentication Vulnerability
Exploited in the wild
This vulnerability is on the CISA Known Exploited Vulnerabilities list, added 2026-06-08. Federal due date: 2026-06-11.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Checkpoint | Gaia Os | from r80.40 before r81.20 Versions r81.20, r82, r82.10 |
| Checkpoint | Gaia Embedded | from r80.20.00 before r81.10.17 from r80.20.00 before r82.00.10 Versions r81.10.17, r82.00.10 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- https://support.checkpoint.com/results/sk/sk185033
- https://blog.checkpoint.com/security/check-point-releases-important-hotfix-for-vulnerabilities-in-deprecated-ikev1-vpn-protocol/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-50751