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.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Elastic Kibana | — | Upgrade Elastic Kibana to the latest version | Sep 3, 2025 | May 1, 2025 |
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