What’s Vulnerable › Vulnerabilities

CVE-2025-13405: Ace Post Type Builder <= 1.9 - Missing Authorization to Authenticated (Subscriber+) Arbitrary Custom Taxonomy Deletion via 'taxonomy' Parameter

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-11-25 · updated 2026-10-18
• Weakness: CWE-862

Description

The Ace Post Type Builder plugin for WordPress is vulnerable to unauthorized custom taxonomy deletion due to missing authorization validation on the cptb_delete_custom_taxonomy() function in all versions up to, and including, 1.9. This makes it possible for authenticated attackers, with Subscriber-level access and above, to delete arbitrary custom taxonomies.

Affected products

• buywptemplates Ace Post Type Builder: through 1.9

References

• https://plugins.trac.wordpress.org/browser/ace-post-type-builder/tags/1.9/includes/class-cptb-core.php#L400
• https://plugins.trac.wordpress.org/browser/ace-post-type-builder/trunk/includes/class-cptb-core.php#L400
• https://plugins.trac.wordpress.org/changeset/3412781/
• https://www.wordfence.com/threat-intel/vulnerabilities/id/b56cef33-057b-4c40-945f-68306597b00b?source=cve

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