CVE-2026-26939
Last modified
CVE-2026-26939 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Elastic | Kibana | >= 8.0.0, < 8.19.12 |
| Elastic | Kibana | >= 9.0.0, < 9.2.6 |
| Elastic | Kibana | 9.3.0 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
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