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Cross-site Scripting (XSS)

🗓️ 26 Mar 2026 18:28:44Reported by Snyk Security DatabaseType 
snyk
 snyk
🔗 security.snyk.io👁 5 Views

XSS in n8n via the binary data endpoint serving HTML without a filename and headers, enabling session hijack.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-33749
25 Mar 202618:39
attackerkb
Circl
CVE-2026-33749
25 Mar 202621:59
circl
CNNVD
n8n 跨站脚本漏洞
25 Mar 202600:00
cnnvd
CVE
CVE-2026-33749
25 Mar 202618:39
cve
Cvelist
CVE-2026-33749 n8n Vulnerable to XSS via Binary Data Inline HTML Rendering
25 Mar 202618:39
cvelist
EUVD
EUVD-2026-15956
26 Mar 202618:28
euvd
Github Security Blog
n8n Vulnerable to XSS via Binary Data Inline HTML Rendering
26 Mar 202618:28
github
NVD
CVE-2026-33749
25 Mar 202619:16
nvd
OSV
CVE-2026-33749 n8n Vulnerable to XSS via Binary Data Inline HTML Rendering
25 Mar 202618:39
osv
OSV
GHSA-QFC3-HM4J-7Q77 n8n Vulnerable to XSS via Binary Data Inline HTML Rendering
26 Mar 202618:28
osv
Rows per page
Vulners
Node
OR
n8nn8nRange<1.123.27
n8nn8nRange2.0.0-rc.02.13.3
n8nn8nRange2.14.02.14.1

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28 Mar 2026 01:27Current
5.9Medium risk
Vulners AI Score5.9
CVSS 46.3 - 8.3
CVSS 3.19
EPSS0.00249
SSVC
5