CVE-2026-94396: 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 is classified as CWE-400 (Uncontrolled Resource Consumption) and can lead to denial of service by excessive allocation of resources (CAPEC-130). The CVSS 3.1 score is 6.5 (medium severity), with network attack vector, low attack complexity, requiring low privileges, no user interaction, and impacting availability only. The affected versions are >=9.2.0 <=9.4.6 and >=9.5.0 <=9.5.3. No patch or remediation information is provided in the available data.
Potential Impact
Successful exploitation can cause denial of service by exhausting system resources, impacting availability of Elasticsearch services. There is no reported impact on confidentiality or integrity. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider limiting access to affected Elasticsearch instances and monitoring resource usage to detect potential exploitation attempts.
CVE-2026-94396: 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 6.5medium
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 is classified as CWE-400 (Uncontrolled Resource Consumption) and can lead to denial of service by excessive allocation of resources (CAPEC-130). The CVSS 3.1 score is 6.5 (medium severity), with network attack vector, low attack complexity, requiring low privileges, no user interaction, and impacting availability only. The affected versions are >=9.2.0 <=9.4.6 and >=9.5.0 <=9.5.3. No patch or remediation information is provided in the available data.
Potential Impact
Successful exploitation can cause denial of service by exhausting system resources, impacting availability of Elasticsearch services. There is no reported impact on confidentiality or integrity. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider limiting access to affected Elasticsearch instances and monitoring resource usage to detect potential exploitation attempts.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- elastic
- Date Reserved
- 2026-09-21T13:29:41.419Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ab83075f7a7c54106b68188
Added to database: 09/26/2026, 20:52:05 UTC
Last enriched: 09/26/2026, 21:03:04 UTC
Last updated: 09/27/2026, 04:47:33 UTC
Views: 10
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.