CVE-2026-85103
A critical vulnerability in Check Point Quantum Security Management and Quantum Security Gateway systems allows remote attackers to execute arbitrary code by exploiting a heap‑based buffer overflow in the VPN certificate ASN.1 decoding process. The flaw can be triggered without authentication or user interaction, posing a severe risk to any organization running these systems.
No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.
Who is affected
Check Point Quantum Security Management and Quantum Security Gateway systems (specific versions not listed).
Real-world impact
An attacker could take full control of the affected systems, compromising network security, data, and potentially the entire infrastructure.
Why this severity
The CVSS score of 9.8 reflects that the vulnerability is exploitable remotely without authentication, with no user interaction required, and allows complete compromise of confidentiality, integrity, and availability.
What to do about it
No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.
No fix documented in sources