Pixie 1.0.4 allows remote authenticated users to upload and execute arbitrary PHP code via the POST data in an admin/index.php?s=publish&x=filemanager request for a filename with a double extension, such as a .jpg.php file with Content-Type of image/jpeg.
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
5.0% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-31)