Critical (9.8) in octobercms october. EPSS 1.9% chance of exploitation in the next 30 days.
October CMS build 412 is vulnerable to PHP code execution in the asset manager functionality resulting in site compromise and possibly other applications on the server.
Severity
CVSS 3.0
9.8 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.9% chance of exploitation in the next 30 days; higher than 80% of CVEs (scores of 2026-10-31)