What’s Vulnerable › Vulnerabilities
CVE-2026-63143: Missing Authorization in Kibana Leading to Unauthorized Information Disclosure
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-07-21 · updated 2026-10-24
- Weakness: CWE-862
Description
Missing Authorization (CWE-862) in Kibana can lead to unauthorized information disclosure via Privilege Abuse (CAPEC-122). A user with limited feature privileges can access workflow execution outputs in their Kibana space without the authorization required to do so through the documented API. The accessible data may include sensitive information returned by workflow steps, such as results from connected data sources that the caller would not otherwise be authorized to access.
Affected products
- Kibana: from 9.0.0 before 9.3.8; from 9.4.0 before 9.4.4 — fixed in 9.3.8, 9.4.4
How to fix
Upgrade to a fixed version: Kibana 9.3.8, 9.4.4. Check the vendor advisory for mitigations.
References
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