High severity8.8NVD Advisory· Published Sep 2, 2026· Updated Sep 2, 2026

CVE-2026-19116

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.

Affected products

WordPress/Wp User Frontendllm-fuzzy
Range: <4.3.11
Package: https://wordpress.org/plugins/wp-user-frontend

Patches

Vulnerability mechanics

References

wpscan.com/vulnerability/019d83bd-24d3-4575-9d0b-55f75fdb0bfa/nvd

News mentions

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