CVE-2026-19116

HighCVSS 8.8/10Last modified Sep 3, 2026

Description

The User Frontend WordPress plugin before 4.3.11 does not prevent user-supplied field values from being deserialized when a submitted post is reopened in its frontend editing form, allowing authenticated users with subscriber-level access and above to perform PHP Object Injection, which may lead to remote code execution when a suitable gadget chain is present on the site.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Sep 2, 2026
Last modified
Sep 3, 2026
NVD status
Deferred

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CVE-2026-19116: High severity, CVSS 8.8 | Vulnix