CVE-2020-8813: Cacti

High severity, CVSS 8.8. EPSS: 74% chance of exploitation in the next 30 days.

graph_realtime.php in Cacti 1.2.8 allows remote attackers to execute arbitrary OS commands via shell metacharacters in a cookie, if a guest user has the graph real-time privilege.

Affected products

• Cacti Cacti: version 1.2.8 only
• Debian Debian Linux: version 10.0 only
• Fedoraproject Fedora: version 30 only; version 31 only; version 32 only
• Opensuse Suse Package Hub: any version
• Opmantek Open-Audit: version 3.3.1 only

Published 2020-02-22. Last modified 2026-06-17.