CVE-2026-63141
Summary
by MITRE • 07/21/2026
Missing Authorization (CWE-862) in Kibana allows an authenticated user to access and modify Cloud Connect configuration and service settings without the required feature privileges, via direct requests to insufficiently protected product endpoints.
VulDB is the best source for vulnerability data and more expert information about this specific topic.
Analysis
by VulDB Data Team • 07/21/2026
The vulnerability described represents a critical authorization flaw within the Kibana platform that directly violates fundamental security principles governing access control and privilege management. This missing authorization issue manifests as CWE-862, which specifically addresses the absence of proper authorization checks in software applications, creating a pathway for authenticated users to bypass intended security controls.
The technical implementation of this vulnerability stems from insufficient protection mechanisms within Kibana's cloud connectivity configuration endpoints. When an authenticated user makes direct requests to these product endpoints, they can manipulate Cloud Connect settings and service configurations without possessing the necessary feature privileges required for such operations. This misconfiguration allows unauthorized elevation of privileges through legitimate authentication channels, exploiting the gap between user authentication and effective authorization enforcement.
From an operational perspective, this vulnerability creates significant risk exposure for organizations using Kibana as their primary data visualization and analysis platform. Attackers who gain access to any authenticated session can potentially compromise cloud service integrations, modify critical configuration parameters, and alter service settings that may affect data processing workflows, monitoring capabilities, and overall system integrity. The impact extends beyond simple privilege escalation to include potential data manipulation, service disruption, and unauthorized access to connected cloud resources.
The security implications of this vulnerability align with several ATT&CK framework techniques including privilege escalation through unauthorized modification of system settings and lateral movement via compromised authenticated sessions. Organizations utilizing Kibana's cloud connectivity features face heightened risk as attackers can leverage this flaw to gain deeper access into their monitoring environments while maintaining stealth through legitimate authentication mechanisms.
Mitigation strategies should focus on implementing robust authorization controls at all API endpoints, particularly those handling cloud configuration data. Security teams must ensure that proper privilege validation occurs before any modification operations are permitted, regardless of user authentication status. Regular security assessments and code reviews should specifically target endpoint protection mechanisms to identify similar authorization gaps in other application components. Additionally, organizations should implement network segmentation and monitoring controls to detect anomalous access patterns that may indicate exploitation attempts against these vulnerable endpoints.
This vulnerability demonstrates the critical importance of defense-in-depth approaches where authentication alone proves insufficient without proper authorization enforcement across all system interfaces. The flaw underscores the necessity for comprehensive security testing including penetration testing focused on authorization boundaries and privilege escalation scenarios to identify such gaps before they can be exploited in real-world environments.