CVE-2026-26939
Missing Authorization in Kibana Leading to Unauthorized Endpoint Response Action Configuration
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
Missing Authorization (CWE-862) in Kibana’s server-side Detection Rule Management can lead to Unauthorized Endpoint Response Action Configuration (host isolation, process termination, and process suspension) via CAPEC-1 (Accessing Functionality Not Properly Constrained by ACLs). This requires an authenticated attacker with rule management privileges.
| CWE | CWE-862 |
| Vendor | elastic |
| Product | kibana |
| Published | Mar 19, 2026 |
| Last Updated | Mar 19, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
Affected Versions
Elastic / Kibana
9.0.0 ≤ 9.2.5 9.3.0 ≤ 9.3.0 8.0.0 ≤ 8.19.11