---
title: "CVE-2026-85102: Check Point Quantum Security Gateway - Remote Code Execution"
description: "Check Point Quantum Security Gateway contains a remote code execution caused by improper certificate trust validation during VPN negotiation, letting unauthenticated remote attackers execute arbitrary code."
url: https://panop.io/threat-heartbeat/CVE-2026-85102/
---

# CVE-2026-85102 Check Point Quantum Security Gateway - Remote Code Execution

Check Point Quantum Security Gateway contains a remote code execution caused by improper certificate trust validation during VPN negotiation, letting unauthenticated remote attackers execute arbitrary code.

CVSS base score 9.8 /10

Critical

CISA KEV

Exploited in the wild

Public exploit

Proof of concept available

Authentication

Not required

EPSS

7.55% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-85102)

## Details

Type

Remote Code Execution

Impact

Remote Code Execution

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Published

9 September 2026

Updated

15 October 2026

Weakness

[CWE-295](https://cwe.mitre.org/data/definitions/295.html)

## Vendor fix

Update to the latest version of Check Point Quantum Security Gateway.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-85102](https://nvd.nist.gov/vuln/detail/CVE-2026-85102)
- [https://support.checkpoint.com/results/sk/sk1000117](https://support.checkpoint.com/results/sk/sk1000117)
- [https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field\_cve=CVE-2026-85102](https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-85102)
- [https://asec.ahnlab.com/en/95741/](https://asec.ahnlab.com/en/95741/)
- [https://research.checkpoint.com/2026/28th-september-threat-intelligence-report/](https://research.checkpoint.com/2026/28th-september-threat-intelligence-report/)
- [https://blog.checkpoint.com/security/security-advisory-action-required-active-exploitation-of-cve-2026-85102-and-a-management-pre-authentication-vulnerability-cve-2026-93616/](https://blog.checkpoint.com/security/security-advisory-action-required-active-exploitation-of-cve-2026-85102-and-a-management-pre-authentication-vulnerability-cve-2026-93616/)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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