CVE-2026-110847 (GCVE-0-2026-110847)
Vulnerability from cvelistv5
Published
2026-10-14 22:52
Modified
2026-10-15 13:43
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Summary
n8n before 1.123.83, 2.x before 2.41.4, and 2.42.x before 2.42.1 contains a stored cross-site scripting vulnerability in the Chat Trigger hosted-chat page, where insufficiently sanitised customCss values are interpolated into the page as markup. Workflow authors can publish a chat without n8n user authentication whose payload executes on the instance origin, acting on the sessions of signed-in visitors.
Impacted products
Vendor Product Version
n8n-io n8n Version: 0   ≤
Version: 2.0.0   ≤
Version: 2.42.0   ≤
Create a notification for this product.
Show details on NVD website


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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