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VULNERABILITIES

CVE-2026-78593 Details

Description

An insufficiently validated configuration field in Kibana's Cribl integration allows an authenticated user holding Kibana Fleet management privileges to inject attacker-controlled expressions into a server-side script template, resulting in an Elasticsearch ingest pipeline being written beyond the caller's authorized Elasticsearch permissions.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://discuss.elastic.co/t/kibana-8-19-21-9-4-6-9-5-3-security-update-esa-2026-151/390159 [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-94Improper Control of Generation of Code ('Code Injection')[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-78593
NVD Published Date:
Sep 3, 2026
NVD Last Modified:
Sep 8, 2026
Source:
[email protected]
CVE-2026-78593 Details - Not Deferred