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CVSS 7.2 · High EPSS 0.03% · P8
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I. Basic Information for CVE-2026-5063
Vulnerability Information

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Vulnerability Title
NEX-Forms <= 9.1.11 - Unauthenticated Stored Cross-Site Scripting via POST Parameter Key Names
Source: NVD (National Vulnerability Database)
Vulnerability Description
The NEX-Forms – Ultimate Forms Plugin for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via POST parameter key names in the submit_nex_form() function in versions up to, and including, 9.1.11 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
webawaysNEX-Forms – Ultimate Forms Plugin for WordPress 0 ~ 9.1.11 -
II. Public POCs for CVE-2026-5063
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III. Intelligence Information for CVE-2026-5063
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IV. Related Vulnerabilities
V. Comments for CVE-2026-5063

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