CVE-2026-57421— WordPress CRM Perks Forms plugin <= 1.1.7 - Cross Site Scripting (XSS) vulnerability
Quick assessment
Affected
CRM Perks CRM Perks Forms
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 CRM Perks Forms是WordPress基金会的一款客户关系管理表单插件。 WordPress CRM Perks Forms 1.1.7及之前版本存在跨站脚本漏洞，该漏洞源于输入在处理过程中未正确进行清理和转义，导致容易受到反射型跨站脚本攻击。
Possible ATT&CK Techniques 1 AI
T1189 · Drive-by CompromiseAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| CRM Perks | CRM Perks Forms | ≤ 1.1.7 |
affected |
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I. Basic Information for CVE-2026-57421
Vulnerability Information
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Vulnerability Title
WordPress CRM Perks Forms plugin <= 1.1.7 - Cross Site Scripting (XSS) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in CRM Perks CRM Perks Forms crm-perks-forms allows Reflected XSS.This issue affects CRM Perks Forms: from n/a through <= 1.1.7.
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 CRM Perks Forms 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress CRM Perks Forms是WordPress基金会的一款客户关系管理表单插件。 WordPress CRM Perks Forms 1.1.7及之前版本存在跨站脚本漏洞，该漏洞源于输入在处理过程中未正确进行清理和转义，导致容易受到反射型跨站脚本攻击。
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 |
|---|---|---|---|---|
| CRM Perks | CRM Perks Forms | 0 ~ 1.1.7 | - |
|
II. Public POCs for CVE-2026-57421
| # | POC Description | Source Link | Shenlong Link |
|---|
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V. Comments for CVE-2026-57421
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