{"action":"Upgrade n8n to 1.121.0 or later.","affected":[{"fixed":"2.4.0","introduced":"2.0.0-rc.0"},{"fixed":"1.121.0","introduced":"0"}],"component":"n8n","cve_ids":["CVE-2026-33665"],"ecosystem":"npm","epss":0.00332,"exploited":false,"fixed_versions":["2.4.0","1.121.0"],"ghsa_id":"GHSA-c545-x2rh-82fc","id":"tcs_01M5KFHSKT7XY8Q0ZRV74NB1XZ","modified_at":"2026-03-25T21:26:30.325778Z","published_at":"2026-03-25T21:09:13Z","references":["https://osv.dev/vulnerability/GHSA-c545-x2rh-82fc","https://github.com/n8n-io/n8n/security/advisories/GHSA-c545-x2rh-82fc","https://nvd.nist.gov/vuln/detail/CVE-2026-33665","https://github.com/n8n-io/n8n"],"severity":{"label":"high","score":8.2},"sources":[{"source":"osv","source_id":"GHSA-c545-x2rh-82fc","url":"https://osv.dev/vulnerability/GHSA-c545-x2rh-82fc"}],"summary":"n8n: LDAP Email-Based Account Linking Allows Privilege Escalation and Account Takeover"}