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CVE-2026-34751— Payload has Unvalidated Input in Password Recovery Endpoints

Quick assessment

Affected
payloadcms payload
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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 3.79.1之前版本存在授权问题漏洞，该漏洞源于密码恢复流程存在缺陷，可能导致未经验证的攻击者代表发起密码重置的用户执行操作。

CVSS 9.1 · Critical EPSS 0.43% · P35
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I. Basic Information for CVE-2026-34751

Vulnerability Information
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Vulnerability Title
Payload has Unvalidated Input in Password Recovery Endpoints
Source: CVE Program / CVE List V5
Vulnerability Description
Payload is a free and open source headless content management system. Prior to version 3.79.1 in @payloadcms/graphql and payload, a vulnerability in the password recovery flow could allow an unauthenticated attacker to perform actions on behalf of a user who initiates a password reset. This issue has been patched in version 3.79.1 for @payloadcms/graphql and payload.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对假设不可变Web参数的外部可控制
Source: CVE Program / CVE List V5
Vulnerability Title
Payload 授权问题漏洞
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 3.79.1之前版本存在授权问题漏洞，该漏洞源于密码恢复流程存在缺陷，可能导致未经验证的攻击者代表发起密码重置的用户执行操作。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
payloadcms payload < 3.79.1 -

II. Public POCs for CVE-2026-34751

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 5058 chars
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III. Intelligence Information for CVE-2026-34751

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Same Patch Batch · payloadcms · 2026-04-01 · 6 CVEs total

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-2026-34746 7.7 HIGH Payload has Authenticated SSRF via Upload Functionality
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
Same vendor: payloadcms
Same weakness: CWE-472

V. Comments for CVE-2026-34751

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