{"id":"CVE-2026-72771","aliases":["EUVD-2026-56097","GHSA-64xh-79j6-r5v8","GHSA-h7wc-28g5-h4g8","ROOT-APP-NPM-GHSA-64xh-79j6-r5v8"],"status":"published","title":"n8n before 2.32.1 Credential Restriction Bypass via AI/LLM Nodes","description":"n8n versions before 2.32.1 fail to enforce the Allowed HTTP Request Domains allowlist in multiple AI and LLM nodes when user-supplied base or endpoint URLs are configured. Low-privileged workflow editors with use-only access to shared credentials can redirect requests to attacker-controlled hosts and exfiltrate credential secrets for reuse against underlying services.","severity":{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00358,"percentile":0.29909,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-863"],"published":"2026-07-22T22:06:06Z","modified":"2026-10-31T02:30:59Z","fixes":[{"ecosystem":"npm","package":"n8n","fixed_in":["2.32.1","2.31.5"],"sources":["ghsa","osv"]},{"ecosystem":"Root:npm","package":"n8n","fixed_in":["2.19.3-aikido.13","2.19.3-aikido.14","2.19.3-aikido.15"],"sources":["osv"]},{"ecosystem":"Root:npm","package":"@rootio/n8n","fixed_in":["2.19.3-root.io.13","2.19.3-root.io.14","2.19.3-root.io.15"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"n8n","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.32.0"},{"fixed":"2.32.1"}]}]},{"source":"ghsa","ecosystem":"npm","package":"n8n","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.31.5"}]}]},{"source":"osv","ecosystem":"npm","package":"n8n","ranges":[{"type":"SEMVER","events":[{"introduced":"2.32.0"},{"fixed":"2.32.1"}]}]},{"source":"osv","ecosystem":"npm","package":"n8n","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.31.5"}]}]},{"source":"osv","ecosystem":"Root:npm","package":"n8n","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.19.3-aikido.13"},{"fixed":"2.19.3-aikido.14"},{"fixed":"2.19.3-aikido.15"}]}]},{"source":"osv","ecosystem":"Root:npm","package":"@rootio/n8n","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.19.3-root.io.13"},{"fixed":"2.19.3-root.io.14"},{"fixed":"2.19.3-root.io.15"}]}]}],"products":[{"vendor":"n8n","product":"n8n"},{"vendor":"n8n-io","product":"n8n"}],"references":[{"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-64xh-79j6-r5v8","tags":["vendor-advisory","Mitigation","Vendor Advisory","advisory","web"]},{"url":"https://www.vulncheck.com/advisories/n8n-before-credential-restriction-bypass-via-ai-llm-nodes","tags":["third-party-advisory","Third Party Advisory","advisory"]},{"url":"https://github.com/n8n-io/n8n/commit/f69dfc6dd2178a14ea1624d2e1d403c2e755042f","tags":["web"]},{"url":"https://github.com/n8n-io/n8n/releases/tag/n8n@2.31.5","tags":["web"]},{"url":"https://github.com/n8n-io/n8n/releases/tag/n8n@2.32.1","tags":["web"]},{"url":"https://github.com/advisories/GHSA-64xh-79j6-r5v8"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72771","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-h7wc-28g5-h4g8"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72771.json","tags":["advisory"]},{"url":"https://github.com/n8n-io/n8n","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-72771","title":"n8n before 2.32.1 Credential Restriction Bypass via AI/LLM Nodes","description":"n8n versions before 2.32.1 fail to enforce the Allowed HTTP Request Domains allowlist in multiple AI and LLM nodes when user-supplied base or endpoint URLs are configured. Low-privileged workflow editors with use-only access to shared credentials can redirect requests to attacker-controlled hosts and exfiltrate credential secrets for reuse against underlying services.","status":"published","published":"2026-08-11T12:17:10.581Z","modified":"2026-10-29T21:16:44.524Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:19:51.663093Z"}],"euvd":[{"id":"EUVD-2026-56097","description":"n8n versions before 2.32.1 fail to enforce the Allowed HTTP Request Domains allowlist in multiple AI and LLM nodes when user-supplied base or endpoint URLs are configured. Low-privileged workflow editors with use-only access to shared credentials can redirect requests to attacker-controlled hosts and exfiltrate credential secrets for reuse against underlying services.","status":"published","published":"2026-08-11T12:17:10Z","modified":"2026-10-29T21:16:44Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T16:59:13.894662Z"}],"ghsa":[{"id":"GHSA-64xh-79j6-r5v8","title":"n8n: Bypass \"Allowed HTTP Request Domains\" Credential Restriction in Multiple AI and LLM Nodes","description":"## Impact\n\nThe credential \"Allowed HTTP Request Domains\" allowlist was intended to restrict which hosts a credential's secret could be sent to, protecting shared credentials from users who could use but not view them. Several AI/LLM nodes did not enforce this allowlist when a user-supplied base or endpoint URL was set. A low-privileged workflow editor with use-only access to such a shared credential could point one of these nodes at an attacker-controlled host and cause the credential secret to be transmitted there, then reuse it against the underlying service.\n\nOnly instances where a credential has \"Allowed HTTP Request Domains\" configured and is shared with non-owner users are affected.\n\n## Patches\nThe issue has been fixed in n8n versions 2.31.5 and 2.32.1. Users should upgrade to one of these versions or later to remediate the vulnerability.\n\n## Workarounds\nIf upgrading is not immediately possible, administrators should consider the following temporary mitigations:\n- Restrict workflow creation and editing permissions to fully trusted users only.\n- Restrict credential sharing to fully trusted users only.\n- Audit credentials with domain restrictions for unexpected sharing relationships.\n\nThese workarounds do not fully remediate the risk and should only be used as short-term mitigation measures.","status":"published","published":"2026-07-22T22:06:06Z","modified":"2026-07-22T22:06:07Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:40:51.375752Z"},{"id":"GHSA-h7wc-28g5-h4g8","title":"n8n versions before 2.32.1 fail to enforce the Allowed HTTP Request Domains allowlist in multiple...","description":"n8n versions before 2.32.1 fail to enforce the Allowed HTTP Request Domains allowlist in multiple AI and LLM nodes when user-supplied base or endpoint URLs are configured. Low-privileged workflow editors with use-only access to shared credentials can redirect requests to attacker-controlled hosts and exfiltrate credential secrets for reuse against underlying services.","status":"published","published":"2026-08-11T15:32:38Z","modified":"2026-08-28T21:30:34Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/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":"high"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:11:07.541511Z"}],"nvd":[{"id":"CVE-2026-72771","description":"n8n versions before 2.32.1 fail to enforce the Allowed HTTP Request Domains allowlist in multiple AI and LLM nodes when user-supplied base or endpoint URLs are configured. Low-privileged workflow editors with use-only access to shared credentials can redirect requests to attacker-controlled hosts and exfiltrate credential secrets for reuse against underlying services.","status":"published","published":"2026-08-11T13:19:07.49Z","modified":"2026-10-29T21:17:31.327Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/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":"high","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:12:36.499002Z"}],"osv":[{"id":"CVE-2026-72771","title":"n8n before 2.32.1 Credential Restriction Bypass via AI/LLM Nodes","description":"n8n versions before 2.32.1 fail to enforce the Allowed HTTP Request Domains allowlist in multiple AI and LLM nodes when user-supplied base or endpoint URLs are configured. Low-privileged workflow editors with use-only access to shared credentials can redirect requests to attacker-controlled hosts and exfiltrate credential secrets for reuse against underlying services.","status":"published","published":"2026-08-11T12:17:10.581Z","modified":"2026-10-31T02:30:59.312911113Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:45:15.88521Z"},{"id":"GHSA-64xh-79j6-r5v8","title":"n8n: Bypass \"Allowed HTTP Request Domains\" Credential Restriction in Multiple AI and LLM Nodes","description":"## Impact\n\nThe credential \"Allowed HTTP Request Domains\" allowlist was intended to restrict which hosts a credential's secret could be sent to, protecting shared credentials from users who could use but not view them. Several AI/LLM nodes did not enforce this allowlist when a user-supplied base or endpoint URL was set. A low-privileged workflow editor with use-only access to such a shared credential could point one of these nodes at an attacker-controlled host and cause the credential secret to be transmitted there, then reuse it against the underlying service.\n\nOnly instances where a credential has \"Allowed HTTP Request Domains\" configured and is shared with non-owner users are affected.\n\n## Patches\nThe issue has been fixed in n8n versions 2.31.5 and 2.32.1. Users should upgrade to one of these versions or later to remediate the vulnerability.\n\n## Workarounds\nIf upgrading is not immediately possible, administrators should consider the following temporary mitigations:\n- Restrict workflow creation and editing permissions to fully trusted users only.\n- Restrict credential sharing to fully trusted users only.\n- Audit credentials with domain restrictions for unexpected sharing relationships.\n\nThese workarounds do not fully remediate the risk and should only be used as short-term mitigation measures.","status":"published","published":"2026-07-22T22:06:06Z","modified":"2026-08-12T04:26:18.532795233Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:46:39.266402Z"},{"id":"ROOT-APP-NPM-GHSA-64xh-79j6-r5v8","title":"GHSA-64xh-79j6-r5v8 in n8n - Patched by Root","description":"Root has patched GHSA-64xh-79j6-r5v8 in the n8n package for Root:npm. Multiple fixed versions available.","status":"published","published":"2026-10-06T03:42:47Z","modified":"2026-10-06T04:15:07.028787271Z","updated_at":"2026-11-02T15:53:27.940619Z"}]}}