Check Point Warns of Active Exploitation in Security Gateway VPN RCE Flaw
Check Point confirmed active exploitation of a pre-authentication remote code execution vulnerability (CVE-2026-85102) affecting the VPN certificate handling of its Security Gateway product, enabling remote attackers to execute code without authentication.
Why it matters
This vulnerability is actively exploited, increasing risk for enterprises relying on Check Point's Security Gateway VPN by exposing them to unauthorized remote code execution attacks.
SOC impact
Security teams should treat this active exploitation as a high-priority incident, focusing on identifying vulnerable Security Gateway instances, monitoring for indicators of compromise, and investigating any suspicious network or authentication events related to VPN services.
Recommended actions
- Identify deployed instances of Check Point Security Gateway VPN
- Monitor VPN authentication and certificate handling logs for anomalies
- Investigate unusual network traffic to and from VPN gateways
- Review threat intelligence feeds related to CVE-2026-85102 exploitation
- Assess incident response readiness for potential remote code execution events
Executive Summary
Check Point has confirmed ongoing exploitation of a critical vulnerability (CVE-2026-85102) in its Security Gateway VPN product. This pre-authentication remote code execution flaw exists in certificate handling mechanisms, allowing attackers to execute code remotely without prior authentication. The active exploitation raises concerns for enterprises that depend on this VPN solution for secure remote access. From an operational standpoint, defenders must prioritize detecting signs of compromise related to this vulnerability by validating impacted assets and monitoring VPN-related telemetry. This event underscores the importance of vigilance in managing VPN security in order to timely detect and respond to emerging threats.
SOC Impact
Security teams should treat this active exploitation as a high-priority incident, focusing on identifying vulnerable Security Gateway instances, monitoring for indicators of compromise, and investigating any suspicious network or authentication events related to VPN services.
Confirm Affected Assets and Monitor VPN Activity
- Identify deployed instances of Check Point Security Gateway VPN
- Monitor VPN authentication and certificate handling logs for anomalies
- Investigate unusual network traffic to and from VPN gateways
- Review threat intelligence feeds related to CVE-2026-85102 exploitation
- Assess incident response readiness for potential remote code execution events
Why It Matters
This vulnerability is actively exploited, increasing risk for enterprises relying on Check Point’s Security Gateway VPN by exposing them to unauthorized remote code execution attacks.