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CVE-2026-65589

n8n versions before 1.123.64 fail to properly mask custom HTTP header credentials in LLM sub-node execution data, writing plaintext API keys and secrets to workflow execution records. Authenticated users with access to execution data can read exposed header values and credentials that persist in the database and can be exported.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f668b172741381a2dab52a1ba8afe0531bd6d4465ff81e5ab94f4951daad9c4b
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 3 assertions

{"defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","product":"n8n","vendor":"n8n-io","versions":[{"lessThan":"2.30.1","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"2.30.1","versionType":"semver"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:7d78a0569c5a685c3c142c003529ed8d1c1c1760204760fcb747a35e2f32495a · sha256:d43ec7a1f79b60d8… · /containers/cna/affected/1

{"defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","product":"n8n","vendor":"n8n-io","versions":[{"lessThan":"1.123.64","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"1.123.64","versionType":"semver"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:7d78a0569c5a685c3c142c003529ed8d1c1c1760204760fcb747a35e2f32495a · sha256:d43ec7a1f79b60d8… · /containers/cna/affected/0

{"defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","product":"n8n","vendor":"n8n-io","versions":[{"lessThan":"2.29.8","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"2.29.8","versionType":"semver"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:7d78a0569c5a685c3c142c003529ed8d1c1c1760204760fcb747a35e2f32495a · sha256:d43ec7a1f79b60d8… · /containers/cna/affected/2

Affected products and versions

3 source assertions
{"defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","product":"n8n","vendor":"n8n-io","versions":[{"lessThan":"2.30.1","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"2.30.1","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:7d78a0569c5a685c3c142c003529ed8d1c1c1760204760fcb747a35e2f32495a · sha256:d43ec7a1f79b60d8… · /containers/cna/affected/1
{"defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","product":"n8n","vendor":"n8n-io","versions":[{"lessThan":"1.123.64","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"1.123.64","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:7d78a0569c5a685c3c142c003529ed8d1c1c1760204760fcb747a35e2f32495a · sha256:d43ec7a1f79b60d8… · /containers/cna/affected/0
{"defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","product":"n8n","vendor":"n8n-io","versions":[{"lessThan":"2.29.8","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"2.29.8","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:7d78a0569c5a685c3c142c003529ed8d1c1c1760204760fcb747a35e2f32495a · sha256:d43ec7a1f79b60d8… · /containers/cna/affected/2

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":5.1,"baseSeverity":"MEDIUM","privilegesRequired":"LOW","subAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"LOW","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:L/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:7d78a0569c5a685c3c142c003529ed8d1c1c1760204760fcb747a35e2f32495a · sha256:d43ec7a1f79b60d8… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-532","description":"Insertion of Sensitive Information into Log File","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:7d78a0569c5a685c3c142c003529ed8d1c1c1760204760fcb747a35e2f32495a · sha256:d43ec7a1f79b60d8… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"GitHub Security Advisory (GHSA-89gh-3pgc-v5h2)","tags":["vendor-advisory"],"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-89gh-3pgc-v5h2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:7d78a0569c5a685c3c142c003529ed8d1c1c1760204760fcb747a35e2f32495a · sha256:d43ec7a1f79b60d8… · /containers/cna/references/0
{"name":"VulnCheck Advisory: n8n before 1.123.64 Credential Exposure via LLM Node Execution Data","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/n8n-before-credential-exposure-via-llm-node-execution-data"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:7d78a0569c5a685c3c142c003529ed8d1c1c1760204760fcb747a35e2f32495a · sha256:d43ec7a1f79b60d8… · /containers/cna/references/1

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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