CVE-2026-81283

WordPress WP User Frontend plugin <= 4.3.10 - PHP Object Injection vulnerability

Published Sep 2, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Subscriber PHP Object Injection in WP User Frontend <= 4.3.10 versions.

Remediation

Vendor Solution

Update the WordPress WP User Frontend Plugin to the latest available version (at least 4.3.11).

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
First Time appeared Wedevs
Wedevs wp User Frontend
Wordpress
Wordpress wordpress
Vendors & Products Wedevs
Wedevs wp User Frontend
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Description Subscriber PHP Object Injection in WP User Frontend <= 4.3.10 versions.
Title WordPress WP User Frontend plugin <= 4.3.10 - 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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Sep 2, 2026, 12:35 PM
Reserved
Aug 26, 2026, 5:33 PM
Status
Deferred
Published
Sep 2, 2026, 12:17 PM
Modified
Sep 2, 2026, 1:54 PM