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CVE-2026-42398: kibana from 9.0.0 (inclusive), before 9.2.8 (exclusive), from 9.3.0 (inclusive), before 9.3.2 (exclusive); +1 more…
CVE-2026-42398. CVSS 3.1 base score 7.7 (HIGH, Vendor/CNA). EPSS 0.00412 (percentile 0.33592), scored 13-Oct-2026.
Affected technology
kibana · from 9.0.0 (inclusive), before 9.2.8 (exclusive)
elastic
kibana · from 9.3.0 (inclusive), before 9.3.2 (exclusive)
elastic
Kibana · 9.3.0 through 9.3.1, 9.0.0 through 9.2.7
Elastic
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
Authenticated users with connector management privileges can bypass the operator-configured connection allowlist. Vendor/CNA’s CVSS 3.1 assessment (base score 7.7/10) rates confidentiality impact as high; integrity and availability impact as none.
- CWE
- CWE-918
- CCR priority
- 30.9 /100 (P4)
- CVSS 3.1
- 7.7 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N · Vendor/CNA
- EPSS
- 0.00412 · percentile 0.33592 · 2026-10-13
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-15 01:07:31.726917+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-42398.html