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CVE-2026-42719— WordPress Dynamic User Directory plugin <= 2.4 - PHP Object Injection vulnerability

Quick assessment

Affected
Sarah Giles Dynamic User Directory
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“动态用户目录（Dynamic User Directory）”<= 2.4 版本中，存在订阅者 PHP 对象注入漏洞。

CVSS 9.8 · Critical EPSS 0.53% · P43

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Sarah Giles Dynamic User Directory n/a≤ 2.4 affected
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I. Basic Information for CVE-2026-42719

Vulnerability Information
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Vulnerability Title
WordPress Dynamic User Directory plugin <= 2.4 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Subscriber PHP Object Injection in Dynamic User Directory <= 2.4 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/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
Sarah Giles Dynamic User Directory n/a ~ 2.4 -

II. Public POCs for CVE-2026-42719

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III. Intelligence Information for CVE-2026-42719

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News Coverage for CVE-2026-42719 (1)

IV. Related Vulnerabilities

Same product: Dynamic User Directory
Same vendor: Sarah Giles
Same weakness: CWE-502

V. Comments for CVE-2026-42719

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