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CVE-2026-22355— WordPress Simple XML Sitemap plugin <= 1.3 - CSRF to Stored XSS vulnerability

Quick assessment

Affected
gregmolnar Simple XML Sitemap
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 Simple XML Sitemap 1.3及之前版本存在跨站请求伪造漏洞，该漏洞源于容易受到跨站请求伪造攻击，可能导致存储型跨站脚本攻击。

CVSS 7.1 · High EPSS 0.12% · P3
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I. Basic Information for CVE-2026-22355

Vulnerability Information
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Vulnerability Title
WordPress Simple XML Sitemap plugin <= 1.3 - CSRF to Stored XSS vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Cross-Site Request Forgery (CSRF) vulnerability in gregmolnar Simple XML Sitemap simple-xml-sitemap allows Stored XSS.This issue affects Simple XML Sitemap: from n/a through <= 1.3.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨站请求伪造(CSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin Simple XML Sitemap 跨站请求伪造漏洞
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 Simple XML Sitemap 1.3及之前版本存在跨站请求伪造漏洞，该漏洞源于容易受到跨站请求伪造攻击，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
gregmolnar Simple XML Sitemap 0 ~ 1.3 -

II. Public POCs for CVE-2026-22355

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III. Intelligence Information for CVE-2026-22355

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IV. Related Vulnerabilities

Same product: Simple XML Sitemap
Same weakness: CWE-352

V. Comments for CVE-2026-22355

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