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CVE-2026-84942

🗓️ 08 Sep 2026 19:41:25Reported by AMZNType 
cve
 cve
🔗 web.nvd.nist.gov👁 51 Views

Stored XSS in OpenSearch Dashboards via Vega function bypass in nested array objects.

Related
Detection
Affected
Refs
CNA
Node
OR
awsamazon_opensearch_serviceRangev2.3.0–v3.5.0
[
  {
    "vendor": "AWS",
    "product": "Amazon OpenSearch Service",
    "versions": [
      {
        "status": "unaffected",
        "version": "v2.3.0",
        "lessThanOrEqual": "v3.5.0",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "OpenSearch",
    "product": "OpenSearch Dashboards",
    "versions": [
      {
        "status": "affected",
        "version": "v2.0.0",
        "lessThanOrEqual": "v3.5.0",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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09 Sep 2026 21:17Current
6.4Medium risk
Vulners AI Score6.4
CVSS 46.3
CVSS 3.18.7
EPSS0.00544
SSVC
51