CVE-2026-110849 — n8n before 1.123.83, 2.41.4, and 2.42.1 Stored XSS via Binary-Data File Preview
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-ori…
Published: 2026-10-14 · CVSS: 7.2 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7