CVE-2026-42401Medium· 4.1▾ SunlitImproper Neutralization of Input During Web Page Generation (CWE-79) in Kibana can lead to stored HTML injection. A user with write access to an Elasticsearch index could persist crafted markup which, when subsequently rendered through a…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 22.5 · likelihood 0 · exploitation 0
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Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.2%
Improper Neutralization of Input During Web Page Generation (CWE-79) in Kibana can lead to stored HTML injection. A user with write access to an Elasticsearch index could persist crafted markup which, when subsequently rendered through an affected Kibana view by another user, was not sufficiently sanitized. Successful exploitation could result in unauthorized UI manipulation and outbound network requests issued from the viewing user's browser session.
kibana >= 8.0.0, < 8.19.16kibana >= 9.0.0, < 9.3.5Upgrade past the affected range:
kibana 9.3.5Connected by shared product, vendor, weakness, or advisory.
CVE-2025-25009High· 8.7Improper Neutralization of Input During Web Page Generation in Kibana can lead to Stored XSS via case file upload.
CVE-2025-25018High· 8.7Improper Neutralization of Input During Web Page Generation in Kibana can lead to stored Cross-Site Scripting (XSS)
CVE-2025-25017High· 8.2Improper Neutralization of Input During Web Page Generation in Kibana can lead to Cross-Site Scripting (XSS)
CVE-2025-37732Medium· 5.4Improper neutralization of input during web page generation ('Cross-site Scripting') (CWE-79) allows an authenticated user to render HTML tags within a user’s browser via the integration package upload functionality
CVE-2026-42399Medium· 6.5Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130)
CVE-2026-42400Medium· 6.5Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130)