CVE-2026-56145
Fixed in a distro release EPSS <1%CVSS 6.5
Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user with permission to execute EQL sequence queries against an index they control can send a specially crafted query that triggers excessive memory consumption, causing the Elasticsearch node to crash.
Products: Elasticsearch
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Chainguard | elasticsearch-9.1 | no fix |
| Chainguard | elasticsearch-9.2 | no fix |
| Chainguard | ruby3.2-elasticsearch | 9.5.0-r0 |
| Chainguard | ruby3.3-elasticsearch | 9.5.0-r0 |
| Chainguard | ruby3.4-elasticsearch | 9.5.0-r1 |
| Chainguard | ruby3.4-elasticsearch | 9.5.0-r0 |
| Chainguard | ruby4.0-elasticsearch | 9.5.0-r0 |
| Wolfi | ruby3.2-elasticsearch | 9.5.0-r0 |
| Wolfi | ruby3.3-elasticsearch | 9.5.0-r0 |
| Wolfi | ruby3.4-elasticsearch | 9.5.0-r1 |
| Wolfi | ruby3.4-elasticsearch | 9.5.0-r0 |
| Wolfi | ruby4.0-elasticsearch | 9.5.0-r0 |