ElkArte Forum 1.1.9 contains a remote code execution vulnerability that allows authenticated administrators to upload malicious PHP files through the theme installation process. Attackers can upload a ZIP archive with a PHP file containing system commands, which can then be executed by accessing the uploaded file in the theme directory.
CVSS Details
- CVSS 4.0 Base Score: 8.6 (HIGH)
- CVSS 4.0 Vector: (CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X)
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