---
title: "CVE-2026-114422: Enable Media Replace WordPress - Insecure Deserialization"
description: "Enable Media Replace WordPress plugin < 4.2.3 contains a PHP Object Injection caused by unrestricted classes during deserialization in media replace-and-update-links routine, letting unauthenticated attackers escalate to remote code execution if attacker-controlled PHP/HTML files exist, exploit requires user with upload access to perform media replacement."
url: https://panop.io/threat-heartbeat/CVE-2026-114422/
---

# CVE-2026-114422 Enable Media Replace WordPress - Insecure Deserialization

Enable Media Replace WordPress plugin < 4.2.3 contains a PHP Object Injection caused by unrestricted classes during deserialization in media replace-and-update-links routine, letting unauthenticated attackers escalate to remote code execution if attacker-controlled PHP/HTML files exist, exploit requires user with upload access to perform media replacement.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.82% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-114422)

## Details

Type

Insecure Deserialization

Impact

Remote Code Execution

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Published

30 October 2026

Updated

31 October 2026

Weakness

[CWE-502](https://cwe.mitre.org/data/definitions/502.html)

## Vendor fix

Update to version 4.2.3 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-114422](https://nvd.nist.gov/vuln/detail/CVE-2026-114422)
- [https://wpscan.com/vulnerability/e0fa983d-19b6-438b-96c1-7ae6e8ccace4/](https://wpscan.com/vulnerability/e0fa983d-19b6-438b-96c1-7ae6e8ccace4/)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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