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Critical · 9.8 Known exploited Public exploit CVE-2026-85102 EUVD-2026-75009GHSA-3fvr-5gg9-225m

Improper Certificate Validation in Quantum Security Gateway

Published Sep 9, 2026 · Updated Sep 23, 2026 · Assigned by checkpoint

Description

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 products

VendorProductAffectedFixed
checkpoint Quantum Security Gateway R82.10 with Jumbo Hotfix Take 43 or below, R82 with Jumbo Hotfix Take 125 or below, R81.20 with Jumbo Hotfix Take 165 or below —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

  • aduli198/CVE-2026-85102 ★ 1 · Oct 7, 2026

    Authentication Bypass and Remote Code Execution in Remote Access and Site-to-Site VPN

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Advisories 2

References