What’s Vulnerable › Vulnerabilities
CVE-2026-78593: Improper Control of Generation of Code in Kibana Leading to Privilege Escalation
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-03 · updated 2026-09-08
- Weakness: CWE-94
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.
Affected products
- Kibana: from 8.0.0 through 8.19.20; from 9.0.0 through 9.4.5; from 9.5.0 through 9.5.2
References
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