CVE Explorer
CVE-2026-42232
n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, an authenticated user with permission to create or modify workflows could achieve global prototype pollution via the XML Node leading to RCE when combined with other nodes exploiting the prototype pollution. This issue has been patched in versions 1.123.32, 2.17.4, and 2.18.1.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"n8n","vendor":"n8n-io","versions":[{"status":"affected","version":"< 1.123.32"},{"status":"affected","version":">= 2.17.0, < 2.17.4"},{"status":"affected","version":">= 2.18.0, < 2.18.1"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:d9de7657c7fc57921819281e4b0af476807b49cbc17ce2fb7c555f6e036e23c7 · sha256:4a743b040d5e0dc1… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.4,"baseSeverity":"CRITICAL","privilegesRequired":"LOW","subAvailabilityImpact":"LOW","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:d9de7657c7fc57921819281e4b0af476807b49cbc17ce2fb7c555f6e036e23c7 · sha256:4a743b040d5e0dc1… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-1321","description":"CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:d9de7657c7fc57921819281e4b0af476807b49cbc17ce2fb7c555f6e036e23c7 · sha256:4a743b040d5e0dc1… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"https://github.com/n8n-io/n8n/security/advisories/GHSA-hqr4-h3xv-9m3r","tags":["x_refsource_CONFIRM"],"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-hqr4-h3xv-9m3r"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:d9de7657c7fc57921819281e4b0af476807b49cbc17ce2fb7c555f6e036e23c7 · sha256:4a743b040d5e0dc1… · /containers/cna/references/0
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.