Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-56359

n8n before 2.8.0 contains a cross-site scripting vulnerability in the credential management flow where authenticated users can inject malicious JavaScript URLs into OAuth2 credential Authorization URL fields. Attackers can craft malicious credentials and trick victims into clicking the OAuth authorization button, executing arbitrary scripts in their browser session with the victim's privileges.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:3d92ecef9f509f295266d3e4ae2eda7d152ff15e77ebb38d4e7e5a4cf93fd2c6
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","product":"n8n","vendor":"n8n","versions":[{"lessThan":"2.8.0","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"2.8.0","versionType":"semver"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:439fc24e425e7a8b67e498712c7ae09b3af795b7209119819040c36185041dca · sha256:a1b073fe4c8a5202… · /containers/cna/affected/0

{"defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","product":"n8n","vendor":"n8n","versions":[{"lessThan":"2.6.4","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"2.6.4","versionType":"semver"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:439fc24e425e7a8b67e498712c7ae09b3af795b7209119819040c36185041dca · sha256:a1b073fe4c8a5202… · /containers/cna/affected/1
cvss · 2 assertions

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:439fc24e425e7a8b67e498712c7ae09b3af795b7209119819040c36185041dca · sha256:a1b073fe4c8a5202… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":4.8,"baseSeverity":"MEDIUM","privilegesRequired":"LOW","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"ACTIVE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:439fc24e425e7a8b67e498712c7ae09b3af795b7209119819040c36185041dca · sha256:a1b073fe4c8a5202… · /containers/cna/metrics/0/cvssV4_0

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","product":"n8n","vendor":"n8n","versions":[{"lessThan":"2.8.0","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"2.8.0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:439fc24e425e7a8b67e498712c7ae09b3af795b7209119819040c36185041dca · sha256:a1b073fe4c8a5202… · /containers/cna/affected/0
{"defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","product":"n8n","vendor":"n8n","versions":[{"lessThan":"2.6.4","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"2.6.4","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:439fc24e425e7a8b67e498712c7ae09b3af795b7209119819040c36185041dca · sha256:a1b073fe4c8a5202… · /containers/cna/affected/1

Provider-owned CVSS observations

2 source assertions
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:439fc24e425e7a8b67e498712c7ae09b3af795b7209119819040c36185041dca · sha256:a1b073fe4c8a5202… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":4.8,"baseSeverity":"MEDIUM","privilegesRequired":"LOW","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"ACTIVE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:439fc24e425e7a8b67e498712c7ae09b3af795b7209119819040c36185041dca · sha256:a1b073fe4c8a5202… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-79","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:439fc24e425e7a8b67e498712c7ae09b3af795b7209119819040c36185041dca · sha256:a1b073fe4c8a5202… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"GitHub Security Advisory (GHSA-364x-8g5j-x2pr)","tags":["vendor-advisory"],"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-364x-8g5j-x2pr"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:439fc24e425e7a8b67e498712c7ae09b3af795b7209119819040c36185041dca · sha256:a1b073fe4c8a5202… · /containers/cna/references/0
{"name":"VulnCheck Advisory: n8n - Cross-Site Scripting in Credential Management OAuth2 Authorization URL","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/n8n-cross-site-scripting-in-credential-management-oauth2-authorization-url"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:439fc24e425e7a8b67e498712c7ae09b3af795b7209119819040c36185041dca · sha256:a1b073fe4c8a5202… · /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.

← Back to CVE Explorer