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CVE-2026-56152

Incorrect Authorization in Kibana Leading to Information Disclosure

MEDIUM
5.3
CVSS Score
Published: July 1, 2026 at 04:32 PM UTC
Updated: October 25, 2026 at 05:10 PM UTC
2 products affected across 2 vendorsEndpoint SecurityKibana

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Incorrect Authorization (CWE-863) in Elastic Defend can lead to unauthorized information disclosure via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). Under certain conditions, a low-privileged authenticated user can access response action data that they are not authorized to view.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Endpoint Security· Elasticelastic-plugin
95%
8.6.0 ≤ v < 8.19.139.0.0 ≤ v < 9.2.79.3.0 ≤ v < 9.3.2
Affected range stops below 8.19.13, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.2.7, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.3.2, so it looks safe — our inference, not a vendor statement
Kibana· Elasticsearch
90%
8.6.0 ≤ v ≤ 8.19.129.0.0 ≤ v ≤ 9.2.69.3.0 ≤ v ≤ 9.3.18.6.09.0.09.3.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Source: cverecord
https://discuss.elastic.co/t/elastic-defend-8-19-13-9-2-7-9-3-2-security-update-esa-2026-46
Source: cverecord
https://discuss.elastic.co/t/kibana-8-19-13-9-2-7-9-3-2-security-update-esa-2026-46/387443

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMelastic
Attack Vector
NETWORK
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-863

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