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CVE-2022-23048

Description

Exponent CMS 2.6.0patch2 allows an authenticated admin user to upload a malicious extension in the format of a ZIP file with a PHP file inside it. After upload it, the PHP file will be placed at "themes/simpletheme/{rce}.php" from where can be accessed in order to execute commands.

POC

Reference

- https://exponentcms.lighthouseapp.com/projects/61783/tickets/1460

- https://fluidattacks.com/advisories/dylan/

Github

No PoCs found on GitHub currently.