CVE-2026-2986— Contextual Related Posts <= 4.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'other_attributes'
Quick assessment
Affected
ajay Contextual Related Posts
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和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin Contextual Related Posts 4.2.1及之前版本存在安全漏洞，该漏洞源于输入清理和输出转义不足，可能导致存储型跨站脚本攻击。
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-2986
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Contextual Related Posts <= 4.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'other_attributes'
Source: CVE Program / CVE List V5
Vulnerability Description
The Contextual Related Posts plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'other_attributes' parameter in versions up to, and including, 4.2.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin Contextual Related Posts 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin Contextual Related Posts 4.2.1及之前版本存在安全漏洞，该漏洞源于输入清理和输出转义不足，可能导致存储型跨站脚本攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| ajay | Contextual Related Posts | 0 ~ 4.2.1 | - |
|
II. Public POCs for CVE-2026-2986
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-2986
请登录查看更多情报信息。
IV. Related Vulnerabilities
Same vendor: ajay
-
CVE-2026-32565
WordPress Contextual Related Posts plugin < 4.2.2 - Broken A -
CVE-2026-24938
WordPress Better Search plugin <= 4.2.1 - Cross Site Scripti -
CVE-2025-7431
Knowledge Base <= 2.3.1 - Authenticated (Administrator+) Sto -
CVE-2025-5533
Knowledge Base <= 2.3.0 - Authenticated (Contributor+) Store -
CVE-2025-47509
WordPress Top 10 plugin <= 4.1.0 - Cross Site Scripting (XSS
Same weakness: CWE-79
-
CVE-2026-8630
justhtml before 1.12.0 Mutation XSS via Raw Text Elements -
CVE-2026-8445
justhtml before 1.12.0 Sanitizer Bypass via Markdown -
CVE-2026-77088
justhtml 0.9.0 through 1.21.0 Cross-Site Scripting via code- -
CVE-2026-74793
justhtml before 3.11.0 XSS via selectedcontent projection -
CVE-2026-6827
justhtml before 1.17.0 Multiple Cross-Site Scripting Vulnera
V. Comments for CVE-2026-2986
No comments yet