CVSS 3.1
8.8 highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HCVE-2021-42362
High (8.8) in wordpress popular posts project wordpress popular posts. EPSS 80% chance of exploitation in the next 30 days.
The WordPress Popular Posts WordPress plugin is vulnerable to arbitrary file uploads due to insufficient input file type validation found in the ~/src/Image.php file which makes it possible for attackers with contributor level access and above to upload malicious files that can be used to obtain remote code execution, in versions up to and including 5.3.2.
Severity
- EPSS
- 80% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-11-01)
- CWE
- CWE-434
- Published
- Modified
- Record from
- the NVD, synced
Affected
- wordpress_popular_posts_project:wordpress_popular_posts
References
- http://packetstormsecurity.com/files/165376/WordPress-Popular-Posts-5.3.2-Remote-Code-Execution.html
- https://blog.nintechnet.com/improper-input-validation-fixed-in-wordpress-popular-posts-plugin/
- https://github.com/cabrerahector/wordpress-popular-posts/commit/d9b274cf6812eb446e4103cb18f69897ec6fe601
- https://plugins.trac.wordpress.org/changeset/2542638/wordpress-popular-posts/trunk/src/Image.php
- https://wpscan.com/vulnerability/bd4f157c-a3d7-4535-a587-0102ba4e3009