CVE-2026-72650Authorization Bypass Through User-Controlled Key in Kibana Leading to Information Disclosure
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No exploitation reported and no EPSS estimate yet.
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Authorization Bypass Through User-Controlled Key (CWE-639) in Kibana can lead to information disclosure via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). An authenticated user who is authorized to read alerting rules in a single Kibana space could retrieve alerting rule execution telemetry that belongs to spaces the user is not authorized to access. The disclosed telemetry includes rule identifiers, rule names, space identifiers, execution outcomes, timestamps, and execution counters.
- CVSS
- 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Weakness (CWE)
- CWE-639
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- elastic
- NVD analysis
- Analyzed
- Record last updated
- Aug 13, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Elastic Kibana elastic:kibana (from the name) | from 8.0.0 through 8.19.19; from 9.0.0 through 9.4.4 | CNA record |
elastic kibana elastic:kibana | from 8.0.0 before 8.19.20; from 9.0.0 before 9.4.5 | NVD |
References
- https://discuss.elastic.co/t/kibana-8-19-20-and-9-4-5-security-update-esa-2026-105/389521vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.