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CVE-2026-116390— WordPress Filter Everything — WordPress & WooCommerce Filters plugin <= 1.9.7 - PHP Object Injection vulnerability

Quick assessment

Affected
stepasyuk Filter Everything&nbsp;— WordPress &amp; WooCommerce Filters
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.

在 stepasyuk 开发的"Filter Everything — WordPress & WooCommerce 过滤器”插件（filter-everything）中存在“不可信数据反序列化”漏洞，该漏洞可导致对象注入。受影响版本为：从 n/a 至 1.9.7 的所有版本。

CVSS 7.2 · High

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-116390

Vulnerability Information
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Vulnerability Title
WordPress Filter Everything — WordPress & WooCommerce Filters plugin <= 1.9.7 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Deserialization of Untrusted Data vulnerability in stepasyuk Filter Everything&nbsp;— WordPress &amp; WooCommerce Filters filter-everything allows Object Injection.This issue affects Filter Everything&nbsp;— WordPress &amp; WooCommerce Filters: from n/a through 1.9.7.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/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
stepasyuk Filter Everything&nbsp;— WordPress &amp; WooCommerce Filters 0 ~ 1.9.7 -

II. Public POCs for CVE-2026-116390

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III. Intelligence Information for CVE-2026-116390

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Other References for CVE-2026-116390 (1)

IV. Related Vulnerabilities

Same vendor: stepasyuk
Same weakness: CWE-502