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CVE-2026-71539— n8n: Race Condition in Git Clone Node Allows Authenticated Users to Achieve Remote Code Execution

CVSS 8.9 · High EPSS 0.21% · P11

Affected Version Matrix 3

VendorProductVersion RangeStatus
n8n-ion8n< 1.123.64affected
>= 2.0.0-rc.0, < 2.29.8affected
>= 2.30.0, < 2.30.1affected
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I. Basic Information for CVE-2026-71539

Vulnerability Information
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Vulnerability Title
n8n: Race Condition in Git Clone Node Allows Authenticated Users to Achieve Remote Code Execution
Source: CVE Program / CVE List V5
Vulnerability Description
n8n is an open source workflow automation platform. Prior to 1.123.64, 2.29.8, and 2.30.1, the Git node clone operation allows an authenticated workflow user to swap a validated directory for a symlink before cloning, planting a crafted repository in the community node directory that loads as a custom JavaScript node after restart and executes arbitrary code on the server. This issue is fixed in versions 1.123.64, 2.29.8, and 2.30.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:L/SA:L
Source: CVE Program / CVE List V5
Vulnerability Type
检查时间与使用时间(TOCTOU)的竞争条件
Source: CVE Program / CVE List V5
Vulnerability Title
n8n 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
n8n是n8n公司开源的一款支持持续集成与交付的工作流自动化工具。 n8n 1.123.64之前版本、2.29.8之前版本和2.30.1之前版本存在竞争条件问题漏洞，该漏洞源于Git节点克隆操作存在竞争条件问题，允许认证工作流用户在克隆前将已验证目录替换为符号链接，植入特制仓库，重启后作为自定义JavaScript节点加载并执行任意代码。
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
n8n-ion8n < 1.123.64 -

II. Public POCs for CVE-2026-71539

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III. Intelligence Information for CVE-2026-71539

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Patches & Fixes for CVE-2026-71539 (1)

Vendor Advisories for CVE-2026-71539 (1)

IV. Related Vulnerabilities

Same product: n8n
Same vendor: n8n-io
Same weakness: CWE-367

V. Comments for CVE-2026-71539

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