CVE-2026-112862— WordPress Participants Database plugin <= 2.7.8.5 - PHP Object Injection vulnerability
Quick assessment
Affected
xnau webdesign Participants Database
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.
xnau webdesign 的 Participants Database（参与者数据库）插件存在“反序列化不可信数据”漏洞，可导致对象注入攻击。该漏洞影响 Participants Database 插件从未知版本起至 2.7.8.5 版本（含）。
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I. Basic Information for CVE-2026-112862
Vulnerability Information
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Vulnerability Title
WordPress Participants Database plugin <= 2.7.8.5 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Deserialization of Untrusted Data vulnerability in xnau webdesign Participants Database participants-database allows Object Injection.This issue affects Participants Database: from n/a through 2.7.8.5.
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 |
|---|---|---|---|---|
| xnau webdesign | Participants Database | 0 ~ 2.7.8.5 | - |
|
II. Public POCs for CVE-2026-112862
| # | POC Description | Source Link | Shenlong Link |
|---|
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News Coverage for CVE-2026-112862 (1)
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V. Comments for CVE-2026-112862
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