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CVE-2026-42401 Improper Neutralization of Input During Web Page Generation in Kibana Leading to Stored HTML Injection

🗓️ 28 May 2026 19:40:21Reported by elasticType 
cvelist
 cvelist
🔗 www.cve.org👁 29 Views

CVE-2026-42401: HTML injection in Kibana via writable Elasticsearch input enabling UI manipulation.

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Affected
Refs
[
  {
    "defaultStatus": "unaffected",
    "product": "Kibana",
    "vendor": "Elastic",
    "versions": [
      {
        "lessThanOrEqual": "9.3.4",
        "status": "affected",
        "version": "9.0.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "8.19.15",
        "status": "affected",
        "version": "8.0.0",
        "versionType": "semver"
      }
    ]
  }
]

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