---
id: CVE-2026-85102
title: >-
  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.
summary: >-
  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.
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-295
vendor: checkpoint
product: gaia_embedded
affected:
  - 'gaia_embedded >= r81.10.00, < r81.10.17'
  - 'gaia_embedded >= r82.00.00, < r82.00.10'
  - gaia_embedded = r81.10.17
  - gaia_embedded = r82.00.10
  - 'gaia_os >= r80, < r81.10'
  - gaia_os = r81.10
  - gaia_os = r81.20
  - gaia_os = r82
  - gaia_os = r82.10
patched:
  - gaia_embedded r82.00.10
  - gaia_os r81.10
published: '2026-09-09'
updated: '2026-09-23'
sourceUpdated: '2026-09-23T18:22:07.453'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-85102'
references:
  - url: 'https://support.checkpoint.com/results/sk/sk1000117'
    label: cve@checkpoint.com
  - url: >-
      https://blog.checkpoint.com/security/security-advisory-action-required-active-exploitation-of-cve-2026-85102-and-a-management-pre-authentication-vulnerability-cve-2026-93616/
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
  - url: >-
      https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-85102
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - kev
  - in-the-wild
  - cve.org
  - exploit-available
epss: 0.0066
epssPercentile: 0.50214
kev: true
kevDateAdded: '2026-09-22'
kevDueDate: '2026-09-25'
kevRansomware: false
exploited: true
exploitAvailable: true
ssvc:
  exploitation: active
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-09-22T19:40:15.351905Z'
ingestedAt: '2026-09-14T14:05:09.307Z'
---

## Overview

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.

## Affected

- `gaia_embedded >= r81.10.00, < r81.10.17`
- `gaia_embedded >= r82.00.00, < r82.00.10`
- `gaia_embedded = r81.10.17`
- `gaia_embedded = r82.00.10`
- `gaia_os >= r80, < r81.10`
- `gaia_os = r81.10`
- `gaia_os = r81.20`
- `gaia_os = r82`
- `gaia_os = r82.10`

## Remediation

Upgrade past the affected range:

- `gaia_embedded r82.00.10`
- `gaia_os r81.10`