{"action":"Upgrade n8n to 1.120.3 or later.","affected":[{"fixed":"1.120.3","introduced":"0.187.0"}],"component":"n8n","cve_ids":["CVE-2026-21893"],"ecosystem":"npm","epss":0.0156,"exploited":false,"fixed_versions":["1.120.3"],"ghsa_id":"GHSA-7c4h-vh2m-743m","id":"tcs_01M5KF9JSXPV4SYXHEN88ZGHA9","modified_at":"2026-02-04T19:53:12Z","published_at":"2026-02-04T17:49:38Z","references":["https://osv.dev/vulnerability/GHSA-7c4h-vh2m-743m","https://github.com/n8n-io/n8n/security/advisories/GHSA-7c4h-vh2m-743m","https://nvd.nist.gov/vuln/detail/CVE-2026-21893","https://github.com/n8n-io/n8n/commit/ae0669a736cc496beeb296e115267862727ae838","https://github.com/n8n-io/n8n"],"severity":{"label":"critical"},"sources":[{"source":"osv","source_id":"GHSA-7c4h-vh2m-743m","url":"https://osv.dev/vulnerability/GHSA-7c4h-vh2m-743m"}],"summary":"n8n Vulnerable to Command Injection in Community Package Installation"}