CVE-2019-25138

User Submitted Posts <= 20190312 - Unauthenticated Arbitrary File Upload

CVSS 9.8 CRITICALEPSS 2.3%CWE-434

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

specialk · User Submitted Posts – Enable Users to Submit Posts from the Front End

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References

https://blog.nintechnet.com/arbitrary-file-upload-vulnerability-in-wordpress-user-submitted-posts-plugin/https://wordpress.org/plugins/user-submitted-posts/#developers https://www.wordfence.com/threat-intel/vulnerabilities/id/5a97877b-fb4d-4e87-bcff-56be65fee6ce?source=cve