Post Type Converter
Post Type Converter has one disclosed vulnerability in the WordSec catalog, all reported in 2025; it remains unpatched as of September 2026. Their average CVSS score is 4.3, and the most serious one scores 4.3 out of 10.
The most common weakness is Cross-Site Request Forgery (CSRF), behind 1 of the records (100%).
The one issue recorded for Post Type Converter has no published fix yet, which makes virtual patching the only reliable mitigation. The oldest unresolved one dates back to 2025.
All of these findings were reported by Nabil Irawan. Post Type Converter is installed on roughly 1,000 WordPress sites, so each unpatched flaw has a wide blast radius. The current release is tested up to WordPress 4.1.42.
CVE-2025-48303Post Type Converter <= 0.6 - Cross-Site Request Forgery
Read the full analysisVulnerability Records

Post Type Converter
Author
Kevin Langley Jr.
Adds meta boxes to all post types and allows you to convert the post type of the current post you are editing to a different post type. This very useful when doing an import from another site into one post type that then needs to be filtered into different post types or even to fill dummy posts throughout multiple post types. Please refer to full documentation at https://github.com/voceconnect/post-type-converter/wiki.
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