GHSA-537j-gqpc-p7fq
High · 8.2CVSS
8.2
EPSS
—
Published
Apr 29, 2026
CISA due date
—
The record
n8n Vulnerable to XSS via MCP OAuth client
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| npm | n8n | 0 | 1.123.32 |
| npm | n8n | 2.17.0 | 2.17.4 |
| npm | n8n | 2.18.0 | 2.18.1 |
Related vulnerabilities
- CVE-2026-42235 n8n is an open source workflow automation platform. Same vulnerability
- CVE-2026-54308 n8n is an open source workflow automation platform. Also affects n8n
- CVE-2026-54307 n8n is an open source workflow automation platform. Also affects n8n
- CVE-2026-54304 n8n is an open source workflow automation platform. Also affects n8n
- CVE-2026-54305 n8n is an open source workflow automation platform. Also affects n8n
- CVE-2026-54306 n8n is an open source workflow automation platform. Also affects n8n
- CVE-2026-54302 n8n is an open source workflow automation platform. Also affects n8n
- CVE-2026-54301 n8n is an open source workflow automation platform. Also affects n8n