CVE-2026-75897

Uncontrolled Resource Consumption in Capabilities Route in OpenSearch Dashboards

Published Aug 18, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
Improper input validation in the capabilities route handler in OpenSearch Dashboards - the size of the request payload is not bounded - might allow remote attackers to cause a denial of service via a crafted HTTP request.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Improper input validation in the capabilities route handler in OpenSearch Dashboards - the size of the request payload is not bounded - might allow remote attackers to cause a denial of service via a crafted HTTP request.
Title Uncontrolled Resource Consumption in Capabilities Route in OpenSearch Dashboards
First Time appeared Aws
Aws amazon Opensearch Service
Opensearch
Opensearch opensearch Dashboards
Weaknesses CWE-1284
CPEs cpe:2.3:a:aws:amazon_opensearch_service:*:*:*:*:*:*:*:*
cpe:2.3:a:opensearch:opensearch_dashboards:*:*:*:*:*:*:*:*
Vendors & Products Aws
Aws amazon Opensearch Service
Opensearch
Opensearch opensearch Dashboards
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
AMZN
Published
Updated
Aug 18, 2026, 7:21 PM
Reserved
Aug 18, 2026, 2:11 PM
Status
Awaiting Analysis
Published
Aug 18, 2026, 5:17 PM
Modified
Aug 20, 2026, 1:01 PM