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The vulnerability of the MCP OAuth component of the automation platform for N8n processes allows a hacker to redirect a user to any arbitrary URL address.
🗓️ 18 May 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 2 Views
| Reporter | Title | Published | Views | Family All 13 |
|---|---|---|---|---|
 | CVE-2026-42230 | 4 May 202618:28 | – | attackerkb |
 | n8n 输入验证错误漏洞 | 4 May 202600:00 | – | cnnvd |
 | CVE-2026-42230 | 4 May 202618:28 | – | cve |
 | CVE-2026-42230 n8n: Open Redirect in MCP OAuth Consent Flow | 4 May 202618:28 | – | cvelist |
 | EUVD-2026-27100 | 4 May 202618:28 | – | euvd |
 | n8n has Open Redirect in MCP OAuth Consent Flow | 29 Apr 202621:10 | – | github |
 | CVE-2026-42230 | 4 May 202619:16 | – | nvd |
 | GHSA-F6X8-65Q6-J9M9 n8n has Open Redirect in MCP OAuth Consent Flow | 29 Apr 202621:10 | – | osv |
 | PT-2026-36902 | 4 May 202600:00 | – | ptsecurity |
 | CVE-2026-42230 | 5 Jun 202619:30 | – | redhatcve |
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18 May 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 34.7
CVSS 25
EPSS0.00181