🔐 CVE Alert

CVE-2019-25138

CRITICAL 9.8

User Submitted Posts <= 20190312 - Unauthenticated Arbitrary File Upload

CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th

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.

CWE CWE-434
Vendor specialk
Product user submitted posts – enable users to submit posts from the front end
Published Jun 7, 2023
Last Updated Apr 8, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

specialk / User Submitted Posts – Enable Users to Submit Posts from the Front End
0 < 20190426

References

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

Credits

Jerome Bruandet