There is a PHP code upload vulnerability in WeaselCMS 0.3.6 via index.php because code can be embedded at the end of a .png file when the image/png content type is used.
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
1.4% chance of exploitation in the next 30 days; higher than 71% of CVEs (scores of 2026-10-31)