OpenSearch Dashboards
- Software type
- Other
- Total vulnerabilities (90 days)
- 3
- Products & ServicesProducts & Services
- SolutionsSolutions
- PricingPricing
- CompanyCompany
- ResourcesResources
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As of 10/23/2026, OpenSearch Dashboards recorded 3 security vulnerabilities in the last 90 days, of which 2 are rated High or Critical. None of these vulnerabilities is actively exploited (KEV) according to CISA's catalog. CyStack recommends that organizations and individual users apply patches as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of OpenSearch Dashboards and determine which vulnerabilities affect that version.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
CVE-2026-84942Stored Cross-Site Scripting via Vega Expression Function Bypass in OpenSearch DashboardsCVE-2026-18420RCE via Prototype Pollution in OpenSearch DashboardsCVE-2026-75897Uncontrolled Resource Consumption in Capabilities Route in OpenSearch Dashboards| Vulnerability | Exploitation status | Fix | Published | Severity |
|---|---|---|---|---|
CVE-2026-84942Stored Cross-Site Scripting via Vega Expression Function Bypass in OpenSearch Dashboards | Exploitation statusNot exploited | FixYes | Published09/08/2026 | SeverityMedium |
CVE-2026-18420RCE via Prototype Pollution in OpenSearch Dashboards | Exploitation statusNot exploited | FixYes | Published08/20/2026 | SeverityHigh |
CVE-2026-75897Uncontrolled Resource Consumption in Capabilities Route in OpenSearch Dashboards | Exploitation statusNot exploited | FixYes | Published08/18/2026 | SeverityHigh |
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