SchoolCMS version 2.3.1 allows file upload via the logo upload feature at admin.php?m=admin&c=site&a=save by using the .jpg extension, changing the Content-Type to image/php, and placing PHP code after the JPEG data. This ultimately allows execution of arbitrary PHP code.
CVSS Details
- CVSS 3.0 Base Score: 7.2
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub