CVE-2026-78593mediumCWE-94

CVE-2026-78593: medium-severity vulnerability in Elastic Kibana

Improper Control of Generation of Code in Kibana Leading to Privilege Escalation

Published

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 4.3epss 0.3%
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Affected products
Elastic · Kibana
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In the same product, most dangerous first.

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