Check Point Releases Security Advisory for Critical Vulnerability in Security Gateway
Successful exploitation of CVE-2026-85102 could allow an unauthenticated remote attacker to execute arbitrary code on a vulnerable gateway, potentially leading to complete compromise of the affected device
Summary
Successful exploitation of CVE-2026-85102 could allow an unauthenticated remote attacker to execute arbitrary code on a vulnerable gateway, potentially leading to complete compromise of the affected device
Affected platforms
The following platforms are known to be affected:
Threat details
Introduction
Check Point has released a security advisory to address a critical vulnerability in their Security Gateway platform. Successful exploitation could allow an unauthenticated remote attacker to execute arbitrary code on a vulnerable gateway, potentially leading to complete compromise of the affected device.
- CVE-2026-85102 – Improper Certificate Trust Validation vulnerability – CVSS v3.1 score: 9.8
Remediation advice
Affected organisations are encouraged to review Check Point Security Advisory SK1000117 and apply the relevant update as soon as possible. Organisations using Check Point LivePatch should verify that the latest protections have been successfully applied.
Definitive source of threat updates
Last edited: 10 September 2026 2:59 pm