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Kibana 8.19.12, 9.2.6, 9.3.1 Security Update (ESA-2026-12)

🗓️ 26 Feb 2026 16:52:37Reported by ElasticCoType 
elastic
 elastic
🔗 discuss.elastic.co👁 56 Views

Kibana vulnerability allows authenticated view-only users to cause denial of service via malformed input; fixed in 8.19.12, 9.2.6, 9.3.1.

Related
Detection
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-26934
26 Feb 202617:03
–attackerkb
circl
Circl
CVE-2026-26934
26 Feb 202619:25
–circl
cnnvd
CNNVD
Elastic Kibana 安全漏洞
26 Feb 202600:00
–cnnvd
cve
CVE
CVE-2026-26934
26 Feb 202617:03
–cve
cvelist
Cvelist
CVE-2026-26934 Improper Validation of Specified Quantity in Input in Kibana Leading to Denial of Service
26 Feb 202617:03
–cvelist
euvd
EUVD
EUVD-2026-8863
26 Feb 202618:31
–euvd
mend
Mend
CVE-2026-26934
26 Feb 202617:03
–mend
ncsc
NCSC
Vulnerabilities fixed in Kibana
5 Mar 202609:36
–ncsc
nvd
NVD
CVE-2026-26934
26 Feb 202618:23
–nvd
osv
OSV
BIT-ELK-2026-26934 Improper Validation of Specified Quantity in Input in Kibana Leading to Denial of Service
3 Mar 202608:40
–osv
Rows per page
Vulners
Node
OR
elastickibanaRange8.x: All versions from 8.18.0–8.19.11
elastickibanaRangeAll versions from 9.0.0–9.2.5

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26 Feb 2026 16:52Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.16.5
EPSS0.0049
56