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9 September 2026

Vulnerabilities first published on this day (UTC), newest first.

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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