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

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Summary

CVECVE-2025-13405
StatePUBLISHED
AssignerWordfence
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-11-25 08:15:51 UTC
Updated2026-04-08 19:23:24 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v3.1 5.3 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS: 0.000510000 probability, percentile 0.160280000 (date 2026-04-13)

Problem Types: CWE-862 | CWE-862 CWE-862 Missing Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
3.1CNADECLARED5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Buywptemplates Ace Post Type Builder affected 1.9 semver Not specified

References

ReferenceSourceLinkTags
plugins.trac.wordpress.org/changeset/3412781 [email protected] plugins.trac.wordpress.org
plugins.trac.wordpress.org/browser/ace-post-type-builder/tags/1.9/includes/class-cptb-co... [email protected] plugins.trac.wordpress.org
plugins.trac.wordpress.org/browser/ace-post-type-builder/trunk/includes/class-cptb-core.php [email protected] plugins.trac.wordpress.org
www.wordfence.com/threat-intel/vulnerabilities/id/b56cef33-057b-4c40-945f-68306... [email protected] www.wordfence.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Abhirup Konwar (en)

Additional Advisory Data

SourceTimeEvent
CNA2025-11-24T19:07:20.000ZDisclosed
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