CVE-2026-91843
A stack overflow during the unauthenticated login process may allow an attacker to run arbitrary code remotely with root privileges.
- Published Sep 16, 2026
- CVSS 9.8 critical
- 0.5% chance of exploitation in the next 30 days (EPSS)
Affected software
In the news
- Check Point Warns of Management Server Zero-Day Exploited in Targeted Attacks The Hacker News ·
- ⚡ Weekly Recap: Cisco 0-Day, AI Agent RCE, ClickFix Attacks, ClickFix Surge, and Browser Hijacks The Hacker News ·
- Check Point security advisory (AV26-933) Canadian Centre for Cyber Security ·
- Critical Check Point Management Flaw Lets Unauthenticated Attackers Run Code as Root The Hacker News ·