{"action":"Upgrade n8n to 2.4.0 or later.","affected":[{"fixed":"2.4.0","introduced":"0"}],"component":"n8n","cve_ids":["CVE-2026-56351"],"ecosystem":"npm","epss":0.00375,"exploited":false,"fixed_versions":["2.4.0"],"ghsa_id":"GHSA-f3f2-mcxc-pwjx","id":"tcs_01M5KFMAD32142BTF3F70682MN","modified_at":"2026-07-20T21:46:41.401920330Z","published_at":"2026-02-26T15:56:31Z","references":["https://osv.dev/vulnerability/GHSA-f3f2-mcxc-pwjx","https://github.com/n8n-io/n8n/security/advisories/GHSA-f3f2-mcxc-pwjx","https://nvd.nist.gov/vuln/detail/CVE-2026-56351","https://github.com/n8n-io/n8n/commit/f73fae6fe7fc34907bba102648a9997186aa4385","https://github.com/n8n-io/n8n","https://github.com/n8n-io/n8n/releases/tag/n8n%402.4.0","https://www.vulncheck.com/advisories/n8n-sql-injection-in-mysql-postgresql-and-microsoft-sql-nodes"],"severity":{"label":"high","score":8.2},"sources":[{"source":"osv","source_id":"GHSA-f3f2-mcxc-pwjx","url":"https://osv.dev/vulnerability/GHSA-f3f2-mcxc-pwjx"}],"summary":"n8n: SQL Injection in MySQL, PostgreSQL, and Microsoft SQL nodes"}