Critical (9.8) in pluck-cms pluck. EPSS 3.6% chance of exploitation in the next 30 days.
data/inc/files.php in Pluck 4.7.8 allows remote attackers to execute arbitrary code by uploading a .htaccess file that specifies SetHandler x-httpd-php for a .txt file, because only certain PHP-related filename extensions are blocked.
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
3.6% chance of exploitation in the next 30 days; higher than 89% of CVEs (scores of 2026-10-31)