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CVE-2026-49089 Allocation of Resources Without Limits or Throttling in Kibana Leading to Denial of Service

🗓️ 13 Aug 2026 19:08:07Reported by elasticType 
cvelist
 cvelist
🔗 www.cve.org👁 46 Views

Kibana connector query evaluation lacks size limits, enabling authenticated DoS via oversized expression.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-49089
13 Aug 202619:08
–attackerkb
circl
Circl
CVE-2026-49089
2 Jul 202613:50
–circl
cve
CVE
CVE-2026-49089
13 Aug 202619:08
–cve
elastic
Elastic
Kibana 8.16.3, 8.17.2 Security Update (ESA-2026-51)
1 Jul 202614:03
–elastic
elastic
Elastic
Kibana 8.19.20, 9.4.5 Security Update (ESA-2026-137)
13 Aug 202610:47
–elastic
euvd
EUVD
EUVD-2026-58244
13 Aug 202619:08
–euvd
nessus
Tenable Nessus
Kibana 8.x < 8.16.3 / 8.17.x < 8.17.2 Authorization Bypass (ESA-2026-51)
10 Jul 202600:00
–nessus
mend
Mend
CVE-2026-49089
13 Aug 202619:08
–mend
nvd
NVD
CVE-2026-49089
13 Aug 202620:17
–nvd
osv
OSV
BIT-ELK-2026-49089 Allocation of Resources Without Limits or Throttling in Kibana Leading to Denial of Service
19 Aug 202608:39
–osv
Rows per page
[
  {
    "defaultStatus": "unaffected",
    "product": "Kibana",
    "vendor": "Elastic",
    "versions": [
      {
        "status": "affected",
        "versionType": "semver",
        "version": "8.0.0",
        "lessThanOrEqual": "8.19.19"
      },
      {
        "status": "affected",
        "versionType": "semver",
        "version": "9.0.0",
        "lessThanOrEqual": "9.4.4"
      }
    ]
  }
]

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13 Aug 2026 19:08Current
CVSS 3.16.5
EPSS0.00472
SSVC
46