Uncontrolled Resource Consumption in Capabilities Route in OpenSearch Dashboards
Priority MEDIUM 45CWE-1284Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00716 54th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| OpenSearch | OpenSearch Dashboards | 1.3 – 3.7.0 | — | No fix listed | CNA |
| AWS | Amazon OpenSearch Service | 1.3 – 3.5 | — | No fix listed | CNA |
- OpenSearch Dashboards VendorOpenSearch Affected 1.3 – 3.7.0 Fixed in — No fix listed CNA
- Amazon OpenSearch Service VendorAWS Affected 1.3 – 3.5 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-75897
- 2026-10-03 Alias added: GHSA-xv32-q7mj-p5x2
References
More OpenSearch vulnerabilities
- TI-2025-08817 OpenSearch 3.2.0 - Nested Boolean/Disjunction asymmetric DoS CVSS 4.0HIGH 8.3
- TI-2026-57668 Unrestricted Java Deserialization in OpenSearch SQL Plugin Cursor Pagination CVSS 4.0HIGH 8.7
- TI-2026-15136 RCE via Prototype Pollution in OpenSearch Dashboards CVSS 4.0HIGH 8.7
- TI-2026-58381 Stored Cross-Site Scripting via Vega Expression Function Bypass in OpenSearch Dashboards CVSS 4.0MEDIUM 6.3
- TI-2026-54191 Stored Cross-Site Scripting via Integration Template Asset in OpenSearch Dashboards CVSS 4.0MEDIUM 6.2
- TI-2024-26795 OpenSearch Observability does not properly restrict access to private tenant resources CVSS 3.1MEDIUM 5.4
Sources
- CVE-2026-75897 · CVE Program
- CVE-2026-75897 · NVD
- FIRST EPSS
- GHSA-xv32-q7mj-p5x2 · GitHub Advisory Database · CC BY 4.0
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