{"cvss":9.3,"datePublished":"2026-06-08","dateUpdated":"2026-06-08","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.","dueDate":"2026-06-11","id":"CVE-2026-50751","kev_catalogs":["cisa"],"knownRansomwareCampaignUse":"Known","notes":"https://blog.checkpoint.com/security/check-point-releases-important-hotfix-for-vulnerabilities-in-deprecated-ikev1-vpn-protocol/ ; https://support.checkpoint.com/results/sk/sk185033?_gl=1*1wqeqhc*_gcl_au*MTI1MzE5MjI2LjE3ODA5MzQ1NTM. ; https://nvd.nist.gov/vuln/detail/CVE-2026-50751","product":"Security Gateway","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","severity":"CRITICAL","source":"cisa_known_exploited","title":"Check Point Security Gateway Improper Authentication Vulnerability","vendor":"Check Point"}