Check Point Security Gateway VPN and Management Web Service Active Exploitation

THREAT INTELLIGENCE

Peer Review

4.8

Proven Trust

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Critical

CVE-2026-85102, CVE-2026-93616

Other

September 23, 2026

Executive Summary

Improper certificate validation in VPN negotiation and a path traversal flaw enable unauthenticated remote code execution.

Key Details

Affected Platform

Attack Surface

Network accessible, unauthenticated

Recommended Action

Apply vendor patch

Affected Environment

Check Point Security Gateway, Spark Firewall, and Security Management Server across R80 through R82.20 branches.

Operational Impact

Unauthenticated remote code execution on Security Gateways and full compromise of management servers.

Technical Root Cause

Improper validation of certificate data during VPN negotiation, and directory traversal enabling arbitrary script upload.

Recommended Mitigation

Apply Check Point LivePatch or Jumbo Hotfix Accumulator updates immediately; restrict Trusted Clients to internal IPs.

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Full Technical Report

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References

Check Point Security Advisory blog; sk1000171; sk1000117.