AO
Product
Amazon OpenSearch Service
by AWS · last CVE Aug 20, 2026
2
CVEs
0
On KEV
8.8
Max CVSS
0
New 30D
Severity mix
Critical 0High 2Medium 0Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-18420
8.8
1%
Aug 20
RCE via Prototype Pollution in OpenSearch Dashboards
Affected: 3.0.0 before 3.8.0
CVE-2026-75897
7.5
1%
Aug 18
Uncontrolled Resource Consumption in Capabilities Route in OpenSearch Dashboards
Affected: 1.3 through 3.5
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