CVE-2026-14558
High · 7.2CVSS
7.2
EPSS
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Published
Aug 28, 2026
CISA due date
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The record
The User Frontend WordPress plugin before 4.3.10 does not properly validate field type definitions and deserialises user-controlled post metadata when rendering submitted posts, allowing users with Editor-level access and above to inject arbitrary PHP objects, which can lead to remote code execution when a suitable POP chain is present on the site.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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