CVE-2026-34746— Payload has Authenticated SSRF via Upload Functionality
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I. Basic Information for CVE-2026-34746
Vulnerability Information
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Vulnerability Title
Payload has Authenticated SSRF via Upload Functionality
Source: NVD (National Vulnerability Database)
Vulnerability Description
Payload is a free and open source headless content management system. Prior to version 3.79.1, an authenticated Server-Side Request Forgery (SSRF) vulnerability exists in the upload functionality. Authenticated users with create or update access to an upload-enabled collection could cause the server to make outbound HTTP requests to arbitrary URLs. This issue has been patched in version 3.79.1.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Payload 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Payload是Payload开源的一个使用 TypeScript、Node.js、React 和 MongoDB 构建的 Headless CMS 和应用程序框架。 Payload 3.79.1之前版本存在代码问题漏洞，该漏洞源于上传功能中验证不足，可能导致经过身份验证的服务端请求伪造攻击。
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 |
|---|---|---|---|---|
| payloadcms | payload | < 3.79.1 | - |
II. Public POCs for CVE-2026-34746
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|---|
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Same Patch Batch · payloadcms · 2026-04-01 · 6 CVEs total
| CVE-2026-34751 | 9.1 CRITICAL | Payload has Unvalidated Input in Password Recovery Endpoints |
| CVE-2026-34748 | 8.7 HIGH | @payloadcms/next has Stored XSS in Admin Panel |
| CVE-2026-34747 | 8.5 HIGH | Payload has an SQL Injection via Query Handling |
| CVE-2026-34750 | 6.5 MEDIUM | Payload has Insufficient Filename Validation in Client-Upload Signed-URL Endpoints |
| CVE-2026-34749 | 5.4 MEDIUM | Payload has a CSRF Protection Bypass in Authentication Flow |
IV. Related Vulnerabilities
Same product: payload
- CVE-2026-34750
Payload has Insufficient Filename Validation in Client-Uploa - CVE-2026-34749
Payload has a CSRF Protection Bypass in Authentication Flow - CVE-2026-34748
@payloadcms/next has Stored XSS in Admin Panel - CVE-2026-34747
Payload has an SQL Injection via Query Handling - CVE-2026-34751
Payload has Unvalidated Input in Password Recovery Endpoints
Same vendor: payloadcms
- CVE-2026-34750
Payload has Insufficient Filename Validation in Client-Uploa - CVE-2026-34749
Payload has a CSRF Protection Bypass in Authentication Flow - CVE-2026-34748
@payloadcms/next has Stored XSS in Admin Panel - CVE-2026-34747
Payload has an SQL Injection via Query Handling - CVE-2026-34751
Payload has Unvalidated Input in Password Recovery Endpoints
Same weakness: CWE-918
- CVE-2026-8193
Akaunting Invoice PDF Rendering dompdf.php server-side reque - CVE-2026-44313
LinkWarden: Server-Side Request Forgery (SSRF) in Link Creat - CVE-2026-42352
pygeoapi 0.23.x: Unauthenticated SSRF via OGC API - Processe - CVE-2026-42346
Postiz: TOCTOU DNS rebinding bypasses all SSRF URL validatio - CVE-2026-42339
New API: SSRF Filter Bypass via 0.0.0.0
V. Comments for CVE-2026-34746
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