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TI-2026-12821 Aliases CVE-2026-15231GHSA-2fw4-4h2j-gcmv

TaxoPress < 3.51.0 - Contributor+ Private Post Disclosure via IDOR

Priority LOW 13CWE-639Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
Low · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-639.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00299 22nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Tag, Category, and Taxonomy Manager (Unknown): 3.51.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownTag, Category, and Taxonomy Managerbefore 3.51.03.51.0Patch availableCNA
  • Tag, Category, and Taxonomy Manager VendorUnknown Affected before 3.51.0 Fixed in 3.51.0 Patch available CNA

Remediation

  • Fix · CNA Tag, Category, and Taxonomy Manager (Unknown) Fixed in 3.51.0

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-15231
  2. 2026-10-03 Alias added: GHSA-2fw4-4h2j-gcmv

References

Sources