n8n before 1.123.83, 2.41.4, and 2.42.1 contains a stored cross-site scripting vulnerability in the file-preview modal, which re-publishes binary data as an unsandboxed same-origin blob URL. A member who uploads a crafted item can run script in the n8n origin of whoever previews it, typically the owner, and act with their session.
Metrics
Affected Vendors & Products
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Wed, 14 Oct 2026 23:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | n8n before 1.123.83, 2.41.4, and 2.42.1 contains a stored cross-site scripting vulnerability in the file-preview modal, which re-publishes binary data as an unsandboxed same-origin blob URL. A member who uploads a crafted item can run script in the n8n origin of whoever previews it, typically the owner, and act with their session. | |
| Title | n8n before 1.123.83, 2.41.4, and 2.42.1 Stored XSS via Binary-Data File Preview | |
| First Time appeared |
N8n
N8n n8n |
|
| Weaknesses | CWE-79 | |
| CPEs | cpe:2.3:a:n8n:n8n:*:*:*:*:*:*:*:* | |
| Vendors & Products |
N8n
N8n n8n |
|
| References |
| |
| Metrics |
cvssV4_0
|
Projects
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MITRE
Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-10-14T22:52:24.876Z
Reserved: 2026-10-14T22:16:22.734Z
Link: CVE-2026-110849
Vulnrichment
No data.
NVD
Status : Deferred
Published: 2026-10-14T23:17:25.713
Modified: 2026-10-14T23:17:25.823
Link: CVE-2026-110849
Redhat
No data.
OpenCVE Enrichment
No data.
Weaknesses