CVE-2019-25138
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.33%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.33% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-434
- Affected
- plugin-planet/user submitted posts
- Source
- security@wordfence.com
References
- https://blog.nintechnet.com/arbitrary-file-upload-vulnerability-in-wordpress-user-submitted-posts-plugin/Exploit
- https://wordpress.org/plugins/user-submitted-posts/#developersProduct, Release Notes
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5a97877b-fb4d-4e87-bcff-56be65fee6ce?source=cveBroken Link, Third Party Advisory
- https://blog.nintechnet.com/arbitrary-file-upload-vulnerability-in-wordpress-user-submitted-posts-plugin/Exploit
- https://wordpress.org/plugins/user-submitted-posts/#developersProduct, Release Notes
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5a97877b-fb4d-4e87-bcff-56be65fee6ce?source=cveBroken Link, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.