The User Submitted Posts plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the usp_check_images function in versions up to, and including, 20190312. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected sites server which may make remote code execution possible.
The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.
Link | Tags |
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https://www.wordfence.com/threat-intel/vulnerabilities/id/5a97877b-fb4d-4e87-bcff-56be65fee6ce?source=cve | third party advisory broken link |
https://blog.nintechnet.com/arbitrary-file-upload-vulnerability-in-wordpress-user-submitted-posts-plugin/ | exploit |
https://wordpress.org/plugins/user-submitted-posts/#developers | product release notes |