Unauthorized Data Modification in Unify Plugin for WordPress
CVE-2025-13529

5.3MEDIUM

Key Information:

Vendor

WordPress
Status
Unify
Vendor
CVE Published:
7 January 2026

What is CVE-2025-13529?

The Unify plugin for WordPress is susceptible to unauthorized data modification due to an absence of capability checks on the 'init' action. This flaw affects all versions up to and including 3.4.9 and allows unauthenticated attackers to delete specific plugin options by exploiting the 'unify_plugin_downgrade' parameter. Website owners using this plugin should take immediate action to safeguard their data integrity.

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Affected Version(s)

Unify * <= 3.4.9

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/unify/trunk/Se...
https://plugins.trac.wordpress.org/browser/unify/tags/3.4...

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Abhirup Konwar
JSON
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