CVE-2026-15231: CWE-639 Authorization Bypass Through User-Controlled Key in Tag, Category, and Taxonomy Manager
The Tag, Category, and Taxonomy Manager WordPress plugin before 3.51.0 does not verify that a user is authorized to access a referenced post before processing it and returning derived data, allowing users with contributor privileges to disclose data from private or draft posts they do not own.
AI Analysis
Technical Summary
CVE-2026-15231 is an authorization bypass vulnerability (CWE-639) in the Tag, Category, and Taxonomy Manager WordPress plugin prior to version 3.51.0. The plugin fails to check whether a user is authorized to access a referenced post before processing it and returning derived data. This flaw enables users with contributor-level privileges to disclose information from private or draft posts owned by other users.
Potential Impact
The vulnerability allows unauthorized disclosure of data from private or draft posts to users with contributor privileges. The impact is limited to confidentiality as it does not affect integrity or availability. The CVSS score is low (2.7), reflecting the limited scope and required privilege level for exploitation.
Mitigation Recommendations
No official fix or patch is currently confirmed. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict contributor privileges or monitor plugin updates closely to apply any forthcoming patches.
CVE-2026-15231: CWE-639 Authorization Bypass Through User-Controlled Key in Tag, Category, and Taxonomy Manager
Description
The Tag, Category, and Taxonomy Manager WordPress plugin before 3.51.0 does not verify that a user is authorized to access a referenced post before processing it and returning derived data, allowing users with contributor privileges to disclose data from private or draft posts they do not own.
CVSS v3.1
Score 2.7low
Affected software
Tag, Category, and Taxonomy Manager
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-15231 is an authorization bypass vulnerability (CWE-639) in the Tag, Category, and Taxonomy Manager WordPress plugin prior to version 3.51.0. The plugin fails to check whether a user is authorized to access a referenced post before processing it and returning derived data. This flaw enables users with contributor-level privileges to disclose information from private or draft posts owned by other users.
Potential Impact
The vulnerability allows unauthorized disclosure of data from private or draft posts to users with contributor privileges. The impact is limited to confidentiality as it does not affect integrity or availability. The CVSS score is low (2.7), reflecting the limited scope and required privilege level for exploitation.
Mitigation Recommendations
No official fix or patch is currently confirmed. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict contributor privileges or monitor plugin updates closely to apply any forthcoming patches.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-07-09T11:17:18.418Z
- State
- PUBLISHED
Threat ID: 6a70364dbf32cb7a3418291c
Added to database: 08/03/2026, 06:33:49 UTC
Last enriched: 08/10/2026, 14:46:03 UTC
Last updated: 09/17/2026, 22:01:33 UTC
Views: 48
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