CVE-2026-85102

criticalpriority · act · 90OT risk · criticalKEV · exploitedEU KEV · ENISAEPSS 0.541 · 99 %ileexploit · PoCDENLRUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 1 exploit · PoC

Likely / severe?

54.1% (99th) EPSS

CVSS 9.8 · critical

Is it mine?

50 products

Check your exposure

Who says so?

3 sources

fstec_bdu · cert_bund · ncsc_nl

added 2026-09-22remediate by 2026-09-25

required action Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

EU KEVflagged by ENISAreported 2026-09-22patched 2026-09-09

EPSS · scored 2026-10-27

Check Point Multiple Products Improper Certificate Validation Vulnerability

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.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · cve@checkpoint.comexploitability 3.9 · impact 5.9

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · NCSC-NL NL

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-295USCWE-295USCWE-295US

exploits (1)

Public proof-of-concept and weaponised exploit code.

aduli198/CVE-2026-85102Authentication Bypass and Remote Code Execution in Remote Access and Site-to-Site VPNPoC · poc_in_github

affected products (50)

Products and version ranges known to be affected.

Check Point Security Gateway R81.20 <Take 26all versionscert_bundDE
Check Point Security Gateway R82 <Take 26all versionscert_bundDE
Check Point Security Gateway R82.10 <Take 26all versionscert_bundDE
Check Point Spark Firewall R81.20 <Take 26all versionscert_bundDE
Check Point Spark Firewall R82 <Take 26all versionscert_bundDE
Check Point Spark Firewall R82.10 <Take 26all versionscert_bundDE
Check Point Security Gateway≤ R82.10 <Jumbo Hotfix Take 44cert_bundDE
Check Point Security Gateway≤ R81.20 <Take 24cert_bundDE
Check Point Security Gateway≤ R82 <Take 24cert_bundDE
Check Point Security Gateway≤ R82.10 <Take 24cert_bundDE
Check Point Security Gateway≤ R81.20 <Jumbo Hotfix Take 166cert_bundDE
Check Point Security Gateway≤ R82 <Jumbo Hotfix Take 126cert_bundDE
Check Point Security Gateway≤ R81.20 <Take 26cert_bundDE
Check Point Security Gateway≤ R82 <Take 26cert_bundDE
Check Point Security Gateway≤ R82.10 <Take 26cert_bundDE
Check Point Security Management≤ Server R81.20 <Jumbo Hotfix Take 166cert_bundDE
Check Point Security Management≤ Server R82 <Jumbo Hotfix Take 126cert_bundDE
Check Point Security Management≤ Server R82.10 <Jumbo Hotfix Take 44cert_bundDE
Check Point Spark Firewall≤ R81.10.17 <Build 4968cert_bundDE
Check Point Spark Firewall≤ R81.20 <Jumbo Hotfix Take 166cert_bundDE

showing 20 of 50

advisories (2)

Vendor and ecosystem advisories describing this.

NCSC-2026-0365Kwetsbaarheden verholpen in Check Point VPN-productenNL2026-09-10csaf · ncsc_nlNL
Check Point heeft twee kritieke kwetsbaarheden verholpen in Quantum Security Gateway en Security Management.
WID-SEC-W-2026-3305Check Point Security Gateway, Spark Firewall und Security Management: Mehrere Schwachstellen ermöglichen CodeausführungDeutsch2026-09-09csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Check Point Security Gateway, Check Point Spark Firewall und Check Point Security Management ausnutzen, um beliebigen Programmcode auszuführen.

also known as (1)

Other names and identifiers for this entity.

BDU:2026-14793 fstec_bdu

sources

Which sources assert this record, and when.

fstec_bdu cert_bund ncsc_nl NVD CVE.org MITRE

published 2026-09-09modified 2026-09-23

references (3) nvd

External citations — patches, advisories, analysis.

https://blog.checkpoint.com/security/security-advisory-action-required-active-exploitation-of-cve-2026-85102-and-a-management-pre-authentication-vulnerability-cve-2026-93616/Vendor Advisory
https://support.checkpoint.com/results/sk/sk1000117MitigationPatchVendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-85102US Government Resource

scry

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