{"id":"CVE-2026-110849","published":"2026-10-14T23:17:25.713","lastModified":"2026-10-15T16:17:47.547","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.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":["CWE-79"],"vendors":[],"products":[],"references":[{"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-29xw-66fq-4xc3","tags":[]},{"url":"https://www.vulncheck.com/advisories/n8n-before-1.123.83-2.41.4-and-2.42.1-stored-xss-via-binary-data-file-preview","tags":[]}],"exploitRefs":[{"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-29xw-66fq-4xc3","tags":[]}],"hasPoc":true,"ai":null}