CVE-2026-104932
High
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.
SeverityHigh
CVSS8.0
Exploit probability—
ProductSearch Regex
PublishedOct 16, 2026
First seenOct 16, 2026
Weakness typeCWE-502Deserialization of untrusted data
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| johnny5 Search Regex | v ≤ 3.5 | — |
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