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n8n Vulnerable to XSS via Binary Data Inline HTML Rendering

🗓️ 26 Mar 2026 18:28:44Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 4 Views

Authenticated users can craft a workflow that renders HTML from binary data, enabling cross site scripting.

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
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
Positive Technologies
PT-2026-28090
25 Mar 202600:00
ptsecurity
Rows per page
Vulners
Node
n8nn8nRange2.0.0-rc.02.13.3npm
OR
n8nn8nMatch2.14.0npm
OR
n8nn8nRange<1.123.27npm

Data

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26 Mar 2026 18:28Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.19
CVSS 46.3
EPSS0.00249
SSVC
4