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CVE-2026-21858 PoC — n8n 输入验证错误漏洞

Source
https://github.com/vulhub/vulhub/blob/master/n8n/CVE-2026-21858/README.md
Associated Vulnerability
Title:n8n 输入验证错误漏洞 (CVE-2026-21858)
Description:n8n是n8n开源的一个可扩展的工作流自动化工具。 n8n 1.121.0之前版本存在输入验证错误漏洞，该漏洞源于攻击者可通过执行基于表单的工作流访问底层服务器文件，可能导致敏感信息泄露。
File Snapshot

 # n8n Content-Type Confusion Arbitrary File Read to RCE (CVE-2026-21858)

[中文版本(Chinese version)](RE

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