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CVE-2026-103998— Form Maker by 10Web <= 1.15.48 - Reflected Cross-Site Scripting via 'inputs' Parameter Array Key

Quick assessment

Affected
10web Form Maker by 10Web – Mobile-Friendly Drag & Drop Contact Form Builder
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.

10Web 的 Form Maker 是一款适用于 WordPress 的、支持移动设备的拖放式联系表单构建器插件。该插件在 1.15.48 及更早版本中存在反射型跨站脚本（Reflected Cross-Site Scripting, XSS）漏洞，原因是未对 “inputs（数组键）” 参数进行充分的输入清理和输出转义。这使得未认证的攻击者能够在网页中注入任意 Web 脚本，如果攻击者能成功诱使受害者执行某些操作（例如点击恶意链接），则注入的脚本将在用户浏览器中执行。

CVSS 6.1 · Medium EPSS 0.21% · P11

Affected Version Matrix 1

VendorProduct Version RangeStatus
10web Form Maker by 10Web – Mobile-Friendly Drag & Drop Contact Form Builder ≤ 1.15.48 affected
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I. Basic Information for CVE-2026-103998

Vulnerability Information
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Vulnerability Title
Form Maker by 10Web <= 1.15.48 - Reflected Cross-Site Scripting via 'inputs' Parameter Array Key
Source: CVE Program / CVE List V5
Vulnerability Description
The Form Maker by 10Web – Mobile-Friendly Drag & Drop Contact Form Builder plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'inputs (array key)' parameter in all versions up to, and including, 1.15.48 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
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: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

Affected Products

Vendor Product Affected Versions CPE Subscribe
10web Form Maker by 10Web – Mobile-Friendly Drag & Drop Contact Form Builder 0 ~ 1.15.48 -

II. Public POCs for CVE-2026-103998

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III. Intelligence Information for CVE-2026-103998

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Patches & Fixes for CVE-2026-103998 (3)

Security Blog Posts for CVE-2026-103998 (1)

Vendor Pages for CVE-2026-103998 (1)

Same Patch Batch · 10web · 2026-10-10 · 5 CVEs total

CVE-2026-105885 8.8 HIGH WordPress Slider by 10Web plugin <= 1.2.62 - PHP Object Injection vulnerability
CVE-2026-107742 7.2 HIGH 10Web Booster <= 2.34.8 - Unauthenticated Stored Cross-Site Scripting via Comment Author N
CVE-2026-42711 7.1 HIGH WordPress Slider by 10Web plugin <= 1.2.63 - Cross Site Scripting (XSS) vulnerability
CVE-2026-42715 7.1 HIGH WordPress Photo Gallery by 10Web plugin <= 1.8.47 - Cross Site Scripting (XSS) vulnerabili

IV. Related Vulnerabilities

Same product: Form Maker by 10Web – Mobile-Friendly Drag & Drop Contact Form Builder
Same vendor: 10web
Same weakness: CWE-79

V. Comments for CVE-2026-103998

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