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I. Basic Information for CVE-2026-34748
Vulnerability Information

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Vulnerability Title
@payloadcms/next has Stored XSS in Admin Panel
Source: NVD (National Vulnerability Database)
Vulnerability Description
Payload is a free and open source headless content management system. Prior to version 3.78.0 in @payloadcms/next, a stored Cross-Site Scripting (XSS) vulnerability existed in the admin panel. An authenticated user with write access to a collection could save content that, when viewed by another user, would execute in their browser. This issue has been patched in version 3.78.0.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/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)
Vulnerability Title
Payload 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Payload是一个使用 TypeScript、Node.js、React 和 MongoDB 构建的 Headless CMS 和应用程序框架。 Payload 3.78.0之前版本存在跨站脚本漏洞,该漏洞源于管理面板中未正确清理用户输入,可能导致存储型跨站脚本攻击。
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
VendorProductAffected VersionsCPESubscribe
payloadcmspayload < 3.78.0 -
II. Public POCs for CVE-2026-34748
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III. Intelligence Information for CVE-2026-34748
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IV. Related Vulnerabilities
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