GHSA-HF5P-745P-2J3H中危未审查

无摘要

OSV 1.4.0 · unreviewed · 修改于 2026-09-02 05:31

发布时间

2026-08-20 20:31

GitHub 审查时间

—

NVD 发布时间

2026-08-20 20:16

源文件

advisories/unreviewed/2026/08/GHSA-hf5p-745p-2j3h/GHSA-hf5p-745p-2j3h.json

公告说明

n8n versions before 2.34.1 contain a credential validation bypass in the MCP create_workflow_from_code tool when authentication type is set to an expression. Attackers with a valid MCP Bearer API key and knowledge of a target credential ID can persist unauthorized cross-project credential references on workflows in different projects.

受影响的软件包

该公告没有提供结构化的受影响软件包信息。

参考链接

WEBhttps://github.com/n8n-io/n8n/security/advisories/GHSA-vfrj-582q-mvcp

标识信息

别名 / CVE

CVE-2026-77073

CWE

CWE-639

软件生态

无

扩展资料

暂无扩展资料。

CVSS 评分

CVSS_V3

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CVSS_V4

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

原始 OSV JSON

{
  "id": "GHSA-hf5p-745p-2j3h",
  "aliases": [
    "CVE-2026-77073"
  ],
  "details": "n8n versions before 2.34.1 contain a credential validation bypass in the MCP create_workflow_from_code tool when authentication type is set to an expression. Attackers with a valid MCP Bearer API key and knowledge of a target credential ID can persist unauthorized cross-project credential references on workflows in different projects.",
  "affected": [],
  "modified": "2026-09-01T21:31:20Z",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"
    },
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
    }
  ],
  "published": "2026-08-20T12:31:25Z",
  "references": [
    {
      "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-vfrj-582q-mvcp",
      "type": "WEB"
    },
    {
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-77073",
      "type": "ADVISORY"
    },
    {
      "url": "https://www.vulncheck.com/advisories/n8n-before-cross-project-credential-access-via-mcp",
      "type": "WEB"
    }
  ],
  "schema_version": "1.4.0",
  "database_specific": {
    "cwe_ids": [
      "CWE-639"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "nvd_published_at": "2026-08-20T12:16:38Z",
    "github_reviewed_at": null
  }
}