CVE-2026-56358
בינונית 5.4
תיאור (מקור, אנגלית)
n8n before 1.123.25 (1.x) and before 2.11.2 (2.x), with the fix also included in 2.12.0, contains a stored cross-site scripting vulnerability in the Form Trigger node's CSS sanitization that allows authenticated users to inject malicious scripts. Attackers with workflow creation permissions can inject XSS payloads that execute persistently for all form visitors, enabling form hijacking and phishing attacks.
מדדים
- CVSS 3.1
-
5.4 (MEDIUM)
מקור הציון: CNA
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 4.0
-
5.1 (MEDIUM)
מקור הציון: CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — סבירות ניצול
- 0% (אחוזון 000) נכון ל-13/8/2026
- CWE
- CWE-79
מוצרים מושפעים
n8n: n8n
קישורים
- https://github.com/n8n-io/n8n/security/advisories/GHSA-q4fm-pjq6-m63g MitigationVendor Advisory
- https://www.vulncheck.com/advisories/n8n-stored-cross-site-scripting-in-form-t… Third Party Advisory