CVE-2026-72628: CWE-409 Improper Handling of Highly Compressed Data (Data Amplification) in Elastic Kibana
Improper Handling of Highly Compressed Data (CWE-409) in Kibana can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user holding Streams management privileges could supply specially crafted content that expands to a far larger volume of data during processing, exhausting the memory available to Kibana. The Kibana process is terminated by the host and remains unavailable to all users until the service is restarted.
CVE-2026-72628: CWE-409 Improper Handling of Highly Compressed Data (Data Amplification) in Elastic Kibana
Description
Improper Handling of Highly Compressed Data (CWE-409) in Kibana can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user holding Streams management privileges could supply specially crafted content that expands to a far larger volume of data during processing, exhausting the memory available to Kibana. The Kibana process is terminated by the host and remains unavailable to all users until the service is restarted.
CVSS v3.1
Score 6.5medium
Affected software
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- elastic
- Date Reserved
- 2026-08-10T11:17:29.887Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a972606acd9273b491915be
Added to database: 09/01/2026, 19:22:46 UTC
Last updated: 09/01/2026, 19:53:02 UTC
Views: 3
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