CVE-2026-78588
Last modified
CVE-2026-78588 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Allocation of Resources Without Limits or Throttling (CWE-770) in Filebeat can lead to a denial of service via Excessive Allocation (CAPEC-130). An attacker able to reach the Filebeat HTTP ingestion endpoint could send specially crafted compressed requests that exhaust the memory resources of the Filebeat process.. EPSS estimates a 0.29% chance of exploitation in the next 30 days.
Description
Allocation of Resources Without Limits or Throttling (CWE-770) in Filebeat can lead to a denial of service via Excessive Allocation (CAPEC-130). An attacker able to reach the Filebeat HTTP ingestion endpoint could send specially crafted compressed requests that exhaust the memory resources of the Filebeat process.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Elastic | Filebeat | >= 8.0.0, < 8.19.18 |
| Elastic | Filebeat | >= 9.0.0, < 9.3.1 |
References
- https://discuss.elastic.co/t/filebeat-8-19-18-9-3-1-security-update-esa-2026-165/390118Mitigation, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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