CVE-2026-94408: CWE-400 Uncontrolled Resource Consumption in Elastic Elasticsearch
CVE-2026-94408 is a medium severity vulnerability in Elastic Elasticsearch involving uncontrolled resource consumption (CWE-400). This flaw can lead to denial of service through excessive allocation of resources. The vulnerability affects versions 8.0.0, 9.0.0, and 9.5.0 of Elasticsearch. There is no indication of active exploitation in the wild. No patch or vendor advisory is provided, so remediation status is unknown.
AI Analysis
Technical Summary
This vulnerability in Elasticsearch is categorized as CWE-400, indicating uncontrolled resource consumption. Specifically, it can cause denial of service by excessive allocation of resources (CAPEC-130). The CVSS 3.1 base score is 4.9 (medium), with network attack vector, low attack complexity, requiring high privileges, no user interaction, and impacting availability only. Affected versions explicitly include 8.0.0, 9.0.0, and 9.5.0. No patch or official fix information is available from the input data.
Potential Impact
Successful exploitation results in denial of service due to excessive resource consumption, impacting the availability of Elasticsearch services. There is no confidentiality or integrity impact reported. No known active exploitation has been observed.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, monitor resource usage and consider limiting privileges to reduce risk. Avoid exposing vulnerable versions to untrusted networks if possible.
CVE-2026-94408: CWE-400 Uncontrolled Resource Consumption in Elastic Elasticsearch
Description
CVE-2026-94408 is a medium severity vulnerability in Elastic Elasticsearch involving uncontrolled resource consumption (CWE-400). This flaw can lead to denial of service through excessive allocation of resources. The vulnerability affects versions 8.0.0, 9.0.0, and 9.5.0 of Elasticsearch. There is no indication of active exploitation in the wild. No patch or vendor advisory is provided, so remediation status is unknown.
CVSS v3.1
Score 4.9medium
Affected software
pkg:github/elastic/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 categorized as CWE-400, indicating uncontrolled resource consumption. Specifically, it can cause denial of service by excessive allocation of resources (CAPEC-130). The CVSS 3.1 base score is 4.9 (medium), with network attack vector, low attack complexity, requiring high privileges, no user interaction, and impacting availability only. Affected versions explicitly include 8.0.0, 9.0.0, and 9.5.0. No patch or official fix information is available from the input data.
Potential Impact
Successful exploitation results in denial of service due to excessive resource consumption, impacting the availability of Elasticsearch services. There is no confidentiality or integrity impact reported. No known active exploitation has been observed.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, monitor resource usage and consider limiting privileges to reduce risk. Avoid exposing vulnerable versions to untrusted networks if possible.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-8mpf-pr7g-rx2q
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-94408"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ab89bd1f7a7c54106941fbf
Added to database: 09/27/2026, 04:30:09 UTC
Last enriched: 09/27/2026, 04:38:26 UTC
Last updated: 09/27/2026, 17:47:33 UTC
Views: 4
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