Advisories

e107 CMS 2.3.0 Authenticated Remote Code Execution via Theme Upload

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severity
high
date
Affecting
  • e107 CMS <= 2.3.0

CWE
  • CWE-434 Unrestricted Upload of File with Dangerous Type
CVSS
8.7
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Credit
Halit AKAYDIN (hLtAkydn)
Description
e107 CMS 2.3.0 contains a remote code execution vulnerability that allows authenticated users with theme installation permissions to execute arbitrary commands by uploading malicious theme files. Attackers can upload a crafted theme package through the theme.php endpoint that deploys a web shell to the e107_themes directory, then execute system commands via the payload.php script.

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