Information disclosure in Kibana - CVE-2026-72670
Published: August 13, 2026
Vulnerability identifier: #VU142346
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-72670
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to disclose sensitive information.
The vulnerability exists due to improper access control in the Fleet proxy configuration when reading agent policies. A remote user can read the entire configuration of a configured Fleet proxy to disclose sensitive information.
Only instances with at least one Fleet proxy configured with credentials are vulnerable.
Affected software
Kibana
How to mitigate CVE-2026-72670
Install security update from vendor's website.
Kibana - addressed in versions 8.19.20, 9.4.5