Custom Post Type UI vulnerabilities
Plugin slug custom-post-type-ui · 4 known vulnerabilities · latest disclosed 2025-12-12 · WordPress.org page
Every listed vulnerability has a fix. Version 1.18.2 or later is not affected by any of them. If your site runs an older version, update it.
1 of 4 rated high or critical (CVSS 7 or more).
Known vulnerabilities in Custom Post Type UI
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 4.4 | <= 1.18.1 | 1.18.2 | CVE-2025-14056 | 2025-12-12 | Advisory |
| Medium 4.8 | <= 1.18.0 | 1.18.1 | CVE-2025-12826 | 2025-12-03 | Advisory |
| Medium 5.4 | <= 1.13.4 | 1.13.5 | CVE-2023-1623 | 2023-03-28 | Advisory |
| High 8.8 | < 1.7.4 | 1.7.4 | none | 2020-03-18 | Advisory |
Check if a site is affected
Enter a site address to see which version of Custom Post Type UI and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the Custom Post Type UI plugin safe to use?
All 4 known issues are fixed in current versions (1.18.2 or later). Keeping it updated is what matters.
How do I check which version of Custom Post Type UI my site runs?
In WordPress go to Plugins > Installed Plugins. From the outside, the free PluginPeek scan below reads the version from the site's public files.
How do I fix a vulnerable plugin?
Make a full backup, then update it from Dashboard > Updates and check the site afterwards. If you would rather not, we can do it for a fixed $99, paid after you have checked the site.