CVE-2026-81300— WordPress Calculation For Contact Form 7 plugin <= 1.0 - Cross Site Scripting (XSS) vulnerability
Quick assessment
Affected
silverplugins217 Calculation For Contact Form 7
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.
silverplugins217 Calculation For Contact Form 7是silverplugins217组织的一款可为表单添加计算功能的插件。 silverplugins217 Calculation For Contact Form 7 1.0及之前版本存在跨站脚本漏洞，该漏洞源于对输入清理和转义不当，可能导致未经身份验证的攻击者实施跨站脚本攻击。
Possible ATT&CK Techniques 1 AI
T1189 · Drive-by CompromiseAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| silverplugins217 | Calculation For Contact Form 7 | n/a≤ 1.0 |
affected |
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I. Basic Information for CVE-2026-81300
Vulnerability Information
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Vulnerability Title
WordPress Calculation For Contact Form 7 plugin <= 1.0 - Cross Site Scripting (XSS) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Cross Site Scripting (XSS) in Calculation For Contact Form 7 <= 1.0 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
silverplugins217 Calculation For Contact Form 7 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
silverplugins217 Calculation For Contact Form 7是silverplugins217组织的一款可为表单添加计算功能的插件。 silverplugins217 Calculation For Contact Form 7 1.0及之前版本存在跨站脚本漏洞，该漏洞源于对输入清理和转义不当，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 |
|---|---|---|---|---|
| silverplugins217 | Calculation For Contact Form 7 | n/a ~ 1.0 | - |
|
II. Public POCs for CVE-2026-81300
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Vendor Advisories for CVE-2026-81300 (1)
IV. Related Vulnerabilities
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V. Comments for CVE-2026-81300
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