Kibana Synthetics Unrestricted Upload Allows XSS via crafted files
CVE-2024-11390 Published on May 1, 2025
Kibana Unrestricted Upload of File with Dangerous Type Can Lead to XSS
Unrestricted upload of a file with dangerous type in Kibana can lead to arbitrary JavaScript execution in a victims 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.
Vulnerability Analysis
CVE-2024-11390 is exploitable with network access, requires user interaction and a small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is an Unrestricted File Upload Vulnerability?
The software allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment.
CVE-2024-11390 has been classified to as an Unrestricted File Upload vulnerability or weakness.
Products Associated with CVE-2024-11390
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Affected Versions
Elastic Kibana:- Version 7.17.6 and below 7.17.23 is affected.
- Version 8.4.0 and below 8.11.4 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.