CVE-2026-56037

WordPress Themify Popup plugin <= 1.4.3 - PHP Object Injection vulnerability

Published Jul 2, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Deserialization of Untrusted Data vulnerability in Themify Themify Popup allows Object Injection.

This issue affects Themify Popup: from n/a through 1.4.3.

Remediation

Vendor Solution

Update the WordPress Themify Popup plugin to the latest available version (at least 1.4.4).

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Deserialization of Untrusted Data vulnerability in Themify Themify Popup allows Object Injection. This issue affects Themify Popup: from n/a through 1.4.3.
Title WordPress Themify Popup plugin <= 1.4.3 - PHP Object Injection vulnerability
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Jul 2, 2026, 3:52 PM
Reserved
Jun 18, 2026, 2:37 PM
Status
Deferred
Published
Jul 2, 2026, 12:17 PM
Modified
Oct 25, 2026, 9:10 PM