CVE-2025-13529
Unify <= 3.4.9 - Missing Authorization to Unauthenticated Option Deletion via 'unify_plugin_downgrade' Parameter
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
The Unify plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'init' action in all versions up to, and including, 3.4.9. This makes it possible for unauthenticated attackers to delete specific plugin options via the 'unify_plugin_downgrade' parameter.
| CWE | CWE-862 |
| Vendor | codeclouds |
| Product | unify |
| Published | Jan 7, 2026 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
codeclouds / Unify
0 ≤ 3.4.9
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/b5fd4a47-0549-4d03-b81a-ad97d3d5d390?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/unify/tags/3.4.9/Services/Hooks.php#L154 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3447706/
Credits
Abhirup Konwar