high8.8
CVE-2021-47735
CMSimple 5.4 contains an authenticated remote code execution vulnerability that allows logged-in attackers to inject malicious PHP code into template files.
Impact
CMSimple 5.4 contains an authenticated remote code execution vulnerability that allows logged-in attackers to inject malicious PHP code into template files. Attackers can exploit the template editing functionality by crafting a reverse shell payload and saving it through the template editing endpoint with a valid CSRF token.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Cmsimple | Cmsimple | Version 5.4 |