Detections
Analytics

CVE-2026-85103

critical

Description

A heap-based buffer overflow in VPN certificate ASN.1 decoding may allow an unauthenticated remote attacker to execute arbitrary code on Check Point Quantum Security Management and Quantum Security Gateway systems.

References

https://www.bleepingcomputer.com/news/security/check-point-warns-critical-flaw-lets-hackers-execute-code-as-root/

https://thehackernews.com/2026/09/critical-check-point-management-server.html

https://www.bleepingcomputer.com/news/security/dutch-ncsc-critical-check-point-vpn-flaws-exploitation-is-imminent/

https://www.securityweek.com/check-point-patches-critical-vpn-vulnerabilities/

https://thehackernews.com/2026/09/check-point-discloses-two-98-rated-vpn.html

https://support.checkpoint.com/results/sk/sk1000118

Details

Source: Mitre, NVD

Published: 2026-09-09

Updated: 2026-09-10

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.00361

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability Being Monitored