What’s Vulnerable › Vulnerabilities
CVE-2026-78595: Missing Authorization in Kibana Fleet Plugin Leading to Cross-Space Agent Data 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: 2026-09-03 · updated 2026-09-08
- Weakness: CWE-862
Description
Missing Authorization in Kibana Leading to Information Disclosure / Missing Authorization (CWE-862) in the Kibana Fleet feature can lead to information disclosure via Privilege Abuse (CAPEC-122). An authenticated user holding read-level Fleet agent privileges in one Kibana space could enumerate agent metadata and access diagnostic content belonging to agents enrolled in other Kibana spaces.
Affected products
- Kibana: from 9.1.0 through 9.4.5; from 9.5.0 through 9.5.2
References
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