---
id: CVE-2026-104932
title: >-
  Search Regex 3.5 - Authenticated (Subscriber+) Remote Code Execution via User
  Meta Serialized String Corruption
summary: >-
  The Search Regex plugin for WordPress is vulnerable to PHP Object Injection in
  version 3.5 via deserialization of untrusted input in the replace_all
  function. This allows authenticated attackers, with subscriber-level access
  and above, t…
severity: high
cvss: 8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H'
cvssSource: cna
cwe:
  - CWE-502
vendor: johnny5
product: Search Regex
affected:
  - search_regex <= 3.5
published: '2026-10-16'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T05:30:27.126Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-104932'
references:
  - url: >-
      https://www.wordfence.com/threat-intel/vulnerabilities/id/cb801c72-0e50-4df1-88cc-30f8037c6d3c?source=cve
  - url: >-
      https://plugins.trac.wordpress.org/changeset?reponame=&new=3730910%40search-regex%2Ftags%2F3.5.1&old=3729403%40search-regex%2Ftags%2F3.5
tags:
  - cve.org
ingestedAt: '2026-10-16T06:00:00.388Z'
---

## Overview

The Search Regex plugin for WordPress is vulnerable to PHP Object Injection in version 3.5 via deserialization of untrusted input in the replace_all function. This allows authenticated attackers, with subscriber-level access and above, to inject a PHP Object. The additional presence of a POP chain allows attackers to execute code.

## Affected

- `search_regex <= 3.5`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.