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CVE-2026-66440— WordPress WPIDE – File Manager & Code Editor plugin <= 3.5.7 - Cross Site Scripting (XSS) vulnerability

Quick assessment

Affected
XplodedThemes WPIDE – File Manager & Code Editor
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 WPIDE – File Manager & Code Editor是WordPress基金会的一款兼具文件管理与代码编辑功能的工具。 WordPress WPIDE – File Manager & Code Editor 3.5.7及之前版本存在跨站脚本漏洞，该漏洞源于对用户输入验证不当，可能导致未经身份验证的攻击者实施跨站脚本攻击。

CVSS 7.1 · High EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1059.007 · JavaScript

Affected Version Matrix 1

VendorProduct Version RangeStatus
XplodedThemes WPIDE – File Manager & Code Editor n/a≤ 3.5.7 affected
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I. Basic Information for CVE-2026-66440

Vulnerability Information
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Vulnerability Title
WordPress WPIDE – File Manager & Code Editor plugin <= 3.5.7 - Cross Site Scripting (XSS) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Cross Site Scripting (XSS) in WPIDE – File Manager & Code Editor <= 3.5.7 versions.
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
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 WPIDE – File Manager & Code Editor 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress WPIDE – File Manager & Code Editor是WordPress基金会的一款兼具文件管理与代码编辑功能的工具。 WordPress WPIDE – File Manager & Code Editor 3.5.7及之前版本存在跨站脚本漏洞，该漏洞源于对用户输入验证不当，可能导致未经身份验证的攻击者实施跨站脚本攻击。
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
XplodedThemes WPIDE – File Manager & Code Editor n/a ~ 3.5.7 -

II. Public POCs for CVE-2026-66440

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III. Intelligence Information for CVE-2026-66440

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IV. Related Vulnerabilities

Same product: WPIDE – File Manager & Code Editor
Same vendor: XplodedThemes
Same weakness: CWE-79

V. Comments for CVE-2026-66440

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