What’s Vulnerable › Vulnerabilities
CVE-2026-72670: Exposure of Sensitive Information to an Unauthorized Actor in Kibana Leading to Disclosure of Fleet Proxy Credentials
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-13 · updated 2026-09-04
- Weakness: CWE-200
Description
A lower privileged user who holds only the privilege to read agent policies can read the entire configuration of a configured Fleet proxy. This would normally require the Fleet privilege to read settings.The proxy configuration possibly contains proxy authentication credentials and private key material that they should not be authorized to view.
Affected products
- Kibana: before 8.19.20; from 9.0.0 before 9.4.5 — fixed in 8.19.20, 9.4.5
How to fix
Upgrade to a fixed version: Kibana 8.19.20, 9.4.5. Check the vendor advisory for mitigations.
References
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