Vega XSS via Vulnerable AST Evaluator
CVE-2025-68387 Published on December 18, 2025
Kibana Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper neutralization of input during web page generation ('Cross-site Scripting') (CWE-79) allows an unauthenticated user to embed a malicious script in content that will be served to web browsers causing cross-site scripting (XSS) (CAPEC-63) via a vulnerability a function handler in the Vega AST evaluator.
Vulnerability Analysis
CVE-2025-68387 can be exploited with network access, requires user interaction. 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 a XSS Vulnerability?
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CVE-2025-68387 has been classified to as a XSS vulnerability or weakness.
Products Associated with CVE-2025-68387
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Affected Versions
Elastic Kibana:- Version 7.0.0, <= 7.17.29 is affected.
- Version 8.0.0, <= 8.19.8 is affected.
- Version 9.0.0, <= 9.1.8 is affected.
- Version 9.2.0, <= 9.2.2 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.