Critical (9.8) in naviwebs navigatecms. EPSS 1.2% chance of exploitation in the next 30 days.
The install_from_hash functionality in Navigate CMS 2.9 does not consider the .phtml extension when examining files within a ZIP archive that may contain PHP code, in check_upload in lib/packages/extensions/extension.class.php and lib/packages/themes/theme.class.php.
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.2% chance of exploitation in the next 30 days; higher than 68% of CVEs (scores of 2026-10-31)