High (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.
Severity
CVSS 3.1
8.8 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
74% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)