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CVE-2026-104932— Search Regex 3.5 - Authenticated (Subscriber+) Remote Code Execution via User Meta Serialized String Corruption

Quick assessment

Affected
johnny5 Search Regex
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress 的 Search Regex 插件在 3.5 版本中存在 PHP 对象注入漏洞，该漏洞源于 函数对不可信输入的反序列化操作。拥有订阅者（subscriber）级别及以上权限的已认证攻击者可利用此漏洞注入 PHP 对象。若系统中存在相应的 PHP 对象利用链（POP chain），攻击者即可执行任意代码。

CVSS 8.0 · High EPSS 0.29% · P20

Affected Version Matrix 1

VendorProduct Version RangeStatus
johnny5 Search Regex ≤ 3.5 affected
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I. Basic Information for CVE-2026-104932

Vulnerability Information
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Vulnerability Title
Search Regex 3.5 - Authenticated (Subscriber+) Remote Code Execution via User Meta Serialized String Corruption
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
johnny5 Search Regex 0 ~ 3.5 -

II. Public POCs for CVE-2026-104932

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III. Intelligence Information for CVE-2026-104932

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Vendor Pages for CVE-2026-104932 (1)

IV. Related Vulnerabilities

Same weakness: CWE-502

V. Comments for CVE-2026-104932

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