{"id":"CVE-2026-65593","aliases":["EUVD-2026-47637","GHSA-38fj-36m5-783c","GHSA-9w78-79q7-r4fp"],"status":"published","title":"n8n before 1.123.64, 2.29.8, and 2.30.1 SSRF via Dynamic Node Parameters","description":"n8n versions before 1.123.64, 2.29.8, and 2.30.1 contain a server-side request forgery vulnerability in the dynamic-node-parameters endpoints that lack authorization scopes. Authenticated attackers can supply absolute URLs in routing configuration to override baseURL restrictions and make the n8n server issue HTTP requests to arbitrary internal targets when SSRF protection is disabled.","severity":{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00242,"percentile":0.15447,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-918"],"published":"2026-07-22T11:21:42Z","modified":"2026-10-31T02:30:25Z","fixes":[{"ecosystem":"npm","package":"n8n","fixed_in":["1.123.64","2.30.1","2.29.8"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"n8n","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.123.64"}]}]},{"source":"ghsa","ecosystem":"npm","package":"n8n","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.30.0"},{"fixed":"2.30.1"}]}]},{"source":"ghsa","ecosystem":"npm","package":"n8n","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0-rc.0"},{"fixed":"2.29.8"}]}]},{"source":"osv","ecosystem":"npm","package":"n8n","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.123.64"}]}]},{"source":"osv","ecosystem":"npm","package":"n8n","ranges":[{"type":"SEMVER","events":[{"introduced":"2.30.0"},{"fixed":"2.30.1"}]}]},{"source":"osv","ecosystem":"npm","package":"n8n","ranges":[{"type":"SEMVER","events":[{"introduced":"2.0.0-rc.0"},{"fixed":"2.29.8"}]}]}],"products":[{"vendor":"n8n","product":"n8n"},{"vendor":"n8n-io","product":"n8n"}],"references":[{"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-9w78-79q7-r4fp","tags":["vendor-advisory","Mitigation","Vendor Advisory","advisory","web"]},{"url":"https://www.vulncheck.com/advisories/n8n-before-ssrf-via-dynamic-node-parameters","tags":["third-party-advisory","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-65593","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-38fj-36m5-783c"},{"url":"https://github.com/n8n-io/n8n/releases/tag/n8n@1.123.64","tags":["web"]},{"url":"https://github.com/n8n-io/n8n/releases/tag/n8n@2.29.8","tags":["web"]},{"url":"https://github.com/n8n-io/n8n/releases/tag/n8n@2.30.1","tags":["web"]},{"url":"https://github.com/advisories/GHSA-9w78-79q7-r4fp"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/65xxx/CVE-2026-65593.json","tags":["advisory"]},{"url":"https://github.com/n8n-io/n8n","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-65593","title":"n8n before 1.123.64, 2.29.8, and 2.30.1 SSRF via Dynamic Node Parameters","description":"n8n versions before 1.123.64, 2.29.8, and 2.30.1 contain a server-side request forgery vulnerability in the dynamic-node-parameters endpoints that lack authorization scopes. Authenticated attackers can supply absolute URLs in routing configuration to override baseURL restrictions and make the n8n server issue HTTP requests to arbitrary internal targets when SSRF protection is disabled.","status":"published","published":"2026-07-22T11:21:42.062Z","modified":"2026-10-29T21:16:23.974Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/SI:L/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T13:37:13.934727Z"}],"euvd":[{"id":"EUVD-2026-47637","description":"n8n versions before 1.123.64, 2.29.8, and 2.30.1 contain a server-side request forgery vulnerability in the dynamic-node-parameters endpoints that lack authorization scopes. Authenticated attackers can supply absolute URLs in routing configuration to override baseURL restrictions and make the n8n server issue HTTP requests to arbitrary internal targets when SSRF protection is disabled.","status":"published","published":"2026-07-22T11:21:42Z","modified":"2026-10-29T21:16:23Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:59:14.250155Z"}],"ghsa":[{"id":"GHSA-38fj-36m5-783c","title":"Duplicate Advisory: Authenticated SSRF via Dynamic Node Parameters Endpoints Allows Internal Network Access","description":"## Duplicate Advisory\n\nThis advisory has been withdrawn because it is a duplicate of GHSA-9w78-79q7-r4fp. This link is maintained to preserve external references.\n\n## Original Description\n\nn8n versions before 1.123.64 contain a server-side request forgery vulnerability in the dynamic-node-parameters endpoints that lack authorization scopes. Authenticated attackers can supply absolute URLs in routing configuration to override baseURL restrictions and make the n8n server issue HTTP requests to arbitrary internal targets when SSRF protection is disabled.","status":"withdrawn","published":"2026-07-22T12:32:17Z","modified":"2026-07-22T22:00:29Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/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","level":"medium"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:40:51.375752Z"},{"id":"GHSA-9w78-79q7-r4fp","title":"n8n: Authenticated SSRF via Dynamic Node Parameters Endpoints Allows Internal Network Access","description":"## Impact\n\nEndpoints in `/rest/dynamic-node-parameters/` lacked authorization scopes, making it reachable by any authenticated user with no workflow creation or execution required.\n\nBy supplying an absolute URL in the routing configuration, a caller could override the node type's declared baseURL, defeating the restriction meant to confine requests to the node's own upstream service. With SSRF protection disabled by default (`N8N_SSRF_PROTECTION_ENABLED=false`), this let an authenticated user make the n8n server issue HTTP requests to arbitrary internal targets.\n\n## Patches\nThe issue has been fixed in n8n versions 1.123.64, 2.29.8, and 2.30.1. Users should upgrade to this version or later to remediate the vulnerability.\n\n## Workarounds\nIf upgrading is not immediately possible, administrators should consider the following temporary mitigations:\n- Restrict n8n instance access to fully trusted users only.\n- Set `N8N_SSRF_PROTECTION_ENABLED=true` to enable SSRF filtering for private IP ranges and cloud metadata endpoints.\n- Restrict network egress from the n8n host to limit reachable internal services.\n\nThese workarounds do not fully remediate the risk and should only be used as short-term mitigation measures.","status":"published","published":"2026-07-22T22:01:10Z","modified":"2026-07-22T22:01:11Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/SI:L/SA:N","level":"medium"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:40:51.375752Z"}],"nvd":[{"id":"CVE-2026-65593","description":"n8n versions before 1.123.64, 2.29.8, and 2.30.1 contain a server-side request forgery vulnerability in the dynamic-node-parameters endpoints that lack authorization scopes. Authenticated attackers can supply absolute URLs in routing configuration to override baseURL restrictions and make the n8n server issue HTTP requests to arbitrary internal targets when SSRF protection is disabled.","status":"published","published":"2026-07-22T12:18:19.39Z","modified":"2026-10-29T20:17:32.41Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/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","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:12:32.089897Z"}],"osv":[{"id":"CVE-2026-65593","title":"n8n before 1.123.64, 2.29.8, and 2.30.1 SSRF via Dynamic Node Parameters","description":"n8n versions before 1.123.64, 2.29.8, and 2.30.1 contain a server-side request forgery vulnerability in the dynamic-node-parameters endpoints that lack authorization scopes. Authenticated attackers can supply absolute URLs in routing configuration to override baseURL restrictions and make the n8n server issue HTTP requests to arbitrary internal targets when SSRF protection is disabled.","status":"published","published":"2026-07-22T11:21:42.062Z","modified":"2026-10-31T02:30:25.775717429Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/SI:L/SA:N","level":"medium"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:45:14.096824Z"},{"id":"GHSA-38fj-36m5-783c","title":"Duplicate Advisory: Authenticated SSRF via Dynamic Node Parameters Endpoints Allows Internal Network Access","description":"## Duplicate Advisory\n\nThis advisory has been withdrawn because it is a duplicate of GHSA-9w78-79q7-r4fp. This link is maintained to preserve external references.\n\n## Original Description\n\nn8n versions before 1.123.64 contain a server-side request forgery vulnerability in the dynamic-node-parameters endpoints that lack authorization scopes. Authenticated attackers can supply absolute URLs in routing configuration to override baseURL restrictions and make the n8n server issue HTTP requests to arbitrary internal targets when SSRF protection is disabled.","status":"withdrawn","published":"2026-07-22T12:32:17Z","modified":"2026-07-22T22:16:08.234416654Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/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","level":"medium"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:46:35.406455Z"},{"id":"GHSA-9w78-79q7-r4fp","title":"n8n: Authenticated SSRF via Dynamic Node Parameters Endpoints Allows Internal Network Access","description":"## Impact\n\nEndpoints in `/rest/dynamic-node-parameters/` lacked authorization scopes, making it reachable by any authenticated user with no workflow creation or execution required.\n\nBy supplying an absolute URL in the routing configuration, a caller could override the node type's declared baseURL, defeating the restriction meant to confine requests to the node's own upstream service. With SSRF protection disabled by default (`N8N_SSRF_PROTECTION_ENABLED=false`), this let an authenticated user make the n8n server issue HTTP requests to arbitrary internal targets.\n\n## Patches\nThe issue has been fixed in n8n versions 1.123.64, 2.29.8, and 2.30.1. Users should upgrade to this version or later to remediate the vulnerability.\n\n## Workarounds\nIf upgrading is not immediately possible, administrators should consider the following temporary mitigations:\n- Restrict n8n instance access to fully trusted users only.\n- Set `N8N_SSRF_PROTECTION_ENABLED=true` to enable SSRF filtering for private IP ranges and cloud metadata endpoints.\n- Restrict network egress from the n8n host to limit reachable internal services.\n\nThese workarounds do not fully remediate the risk and should only be used as short-term mitigation measures.","status":"published","published":"2026-07-22T22:01:10Z","modified":"2026-07-22T22:26:48.408353Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/SI:L/SA:N","level":"medium"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:46:44.225359Z"}]}}