CVE-2026-94408: CWE-400 Uncontrolled Resource Consumption in Elastic Elasticsearch
Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)
AI Analysis
Technical Summary
This vulnerability in Elasticsearch involves uncontrolled resource consumption (CWE-400) that can lead to denial of service (DoS) by excessive allocation of system resources, as categorized under CAPEC-130. The affected versions include >=8.0.0 <=8.19.21, >=9.0.0 <=9.4.6, and >=9.5.0 <=9.5.2. The CVSS 3.1 vector indicates network attack vector, low attack complexity, high privileges required, no user interaction, unchanged scope, no confidentiality or integrity impact, but high impact on availability.
Potential Impact
Successful exploitation of this vulnerability can cause denial of service by exhausting system resources, leading to service unavailability. There is no impact on confidentiality or integrity according to the CVSS vector. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch links or official fixes are provided, users should monitor Elastic's official advisories for updates. In the meantime, restrict access to Elasticsearch instances to trusted users with necessary privileges to reduce risk.
CVE-2026-94408: CWE-400 Uncontrolled Resource Consumption in Elastic Elasticsearch
Description
Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)
CVSS v3.1
Score 4.9medium
Affected software
Elastic
Elasticsearch
pkg:maven/org.elasticsearch/elasticsearchRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Elasticsearch involves uncontrolled resource consumption (CWE-400) that can lead to denial of service (DoS) by excessive allocation of system resources, as categorized under CAPEC-130. The affected versions include >=8.0.0 <=8.19.21, >=9.0.0 <=9.4.6, and >=9.5.0 <=9.5.2. The CVSS 3.1 vector indicates network attack vector, low attack complexity, high privileges required, no user interaction, unchanged scope, no confidentiality or integrity impact, but high impact on availability.
Potential Impact
Successful exploitation of this vulnerability can cause denial of service by exhausting system resources, leading to service unavailability. There is no impact on confidentiality or integrity according to the CVSS vector. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch links or official fixes are provided, users should monitor Elastic's official advisories for updates. In the meantime, restrict access to Elasticsearch instances to trusted users with necessary privileges to reduce risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- elastic
- Date Reserved
- 2026-09-21T14:04:20.082Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ab83077f7a7c54106b6818d
Added to database: 09/26/2026, 20:52:07 UTC
Last enriched: 09/26/2026, 21:02:43 UTC
Last updated: 09/28/2026, 00:47:33 UTC
Views: 29
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