# CVE-2024-11390: Kibana Unrestricted Upload of File with Dangerous Type Can Lead to XSS > CVE-2024-11390: Kibana Unrestricted Upload of File with Dangerous Type Can Lead to XSS. CVSS 5.4 (CVSS 3.1). Canonical: https://rewindex.com/cve/CVE-2024-11390 Last updated: 2026-06-17T06:57:40Z - Published: 2025-05-01 13:11 UTC · Updated: 2026-06-17 06:57 UTC · Assigner: elastic - CVSS: 5.4 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - EPSS: 0.35%, 29th percentile (scored 2026-10-25) - CISA KEV: no - CWE: CWE-434 ## Description Unrestricted upload of a file with dangerous type in Kibana can lead to arbitrary JavaScript execution in a victim’s browser (XSS) via crafted HTML and JavaScript files. The attacker must have access to the Synthetics app AND/OR have access to write to the synthetics indices. ## Affected vendors and products - Elastic: Kibana ## Tracked companies - [Elastic Cloud](https://rewindex.com/company/elastic-cloud.md) ## References - [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2024-11390) - [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2024-11390) - [https://discuss.elastic.co/t/kibana-7-17-24-and-8-12-0-security-update-esa-2024-20/377712](https://discuss.elastic.co/t/kibana-7-17-24-and-8-12-0-security-update-esa-2024-20/377712) --- _Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_ --- Canonical: https://rewindex.com/cve/CVE-2024-11390 · Markdown: https://rewindex.com/cve/CVE-2024-11390.md · JSON: https://rewindex.com/api/v1/cves/CVE-2024-11390 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T04:05:41.313Z