{"id":"CVE-2026-71539","state":"PUBLISHED","title":"n8n: Race Condition in Git Clone Node Allows Authenticated Users to Achieve Remote Code Execution","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.","publishedAt":"2026-08-18T14:43:39.066Z","updatedAt":"2026-08-19T03:56:17.986Z","severity":{"score":8.9,"label":"High","version":"4.0","vector":"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":"GitHub_M"},"assigner":"GitHub_M","products":["n8n-io n8n"],"affected":[{"vendor":"n8n-io","product":"n8n","versions":[{"version":"< 1.123.64","status":"affected"},{"version":">= 2.0.0-rc.0, < 2.29.8","status":"affected"},{"version":">= 2.30.0, < 2.30.1","status":"affected"}]}],"references":["https://github.com/n8n-io/n8n/security/advisories/GHSA-g3r5-9h93-4j2c","https://github.com/n8n-io/n8n/releases/tag/n8n@1.123.64","https://github.com/n8n-io/n8n/releases/tag/n8n@2.29.8","https://github.com/n8n-io/n8n/releases/tag/n8n@2.30.1"],"weaknesses":["CWE-367"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/71xxx/CVE-2026-71539.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-71539","state":"PUBLISHED","datePublished":"2026-08-18T14:43:39.066Z","dateUpdated":"2026-08-19T03:56:17.986Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-08-06T21:24:15.375Z"},"containers":{"cna":{"title":"n8n: Race Condition in Git Clone Node Allows Authenticated Users to Achieve Remote Code Execution","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"n8n-io","product":"n8n","versions":[{"version":"< 1.123.64","status":"affected"},{"version":">= 2.0.0-rc.0, < 2.29.8","status":"affected"},{"version":">= 2.30.0, < 2.30.1","status":"affected"}]}],"references":[{"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-g3r5-9h93-4j2c","name":"https://github.com/n8n-io/n8n/security/advisories/GHSA-g3r5-9h93-4j2c","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/n8n-io/n8n/releases/tag/n8n@1.123.64","name":"https://github.com/n8n-io/n8n/releases/tag/n8n@1.123.64","tags":["x_refsource_MISC"]},{"url":"https://github.com/n8n-io/n8n/releases/tag/n8n@2.29.8","name":"https://github.com/n8n-io/n8n/releases/tag/n8n@2.29.8","tags":["x_refsource_MISC"]},{"url":"https://github.com/n8n-io/n8n/releases/tag/n8n@2.30.1","name":"https://github.com/n8n-io/n8n/releases/tag/n8n@2.30.1","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"HIGH","subIntegrityImpact":"LOW","subAvailabilityImpact":"LOW","baseScore":8.9,"baseSeverity":"HIGH","vectorString":"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","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-367","lang":"en","description":"CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-18T14:43:39.066Z"},"source":{"advisory":"GHSA-g3r5-9h93-4j2c","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-18T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-71539"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-19T03:56:17.986Z"}}]}}}