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Product · Check Point

Quantum Security Gateway

10 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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  • Critical 9.8
    CVE-2026-85103 Exploited

    Heap-based Buffer Overflow in VPN Certificate ASN.1 Decoding

    A heap-based buffer overflow in VPN certificate ASN.1 decoding may allow an unauthenticated remote attacker to execute arbitrary code on Check Point Quantum Security Management and Quantum Security Gateway systems.

    Check Point Quantum Security Gateway Quantum Security Management Network devices
  • Critical 9.8
    CVE-2026-85102 Exploited Public exploit EPSS 54%

    Improper Certificate Validation in Quantum Security Gateway

    Improper certificate trust validation during VPN negotiation in Check Point Quantum Security Gateway may allow an unauthenticated remote attacker to execute arbitrary code on the Gateway.

    Check Point Quantum Security Gateway Network devices
    KEV Sep 22, 2026
  • Critical 9.3
    CVE-2026-50751 Exploited · Ransomware Public exploit Scanner template EPSS 85%

    User Authentication Bypass in VPN Remote Access and Mobile Access

    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.

    Check Point Quantum Security Gateway Spark Firewalls Network devices
    KEV Jun 8, 2026