CVE-2026-72645
Fixed in a distro release EPSS <1%CVSS 6.5
Memory Allocation with Excessive Size Value (CWE-789) in Elasticsearch can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated user holding only read privileges on a single index can submit one small, specially crafted search request that causes an excessively large memory allocation, exhausting the JVM heap and terminating the affected node.
Products: Elasticsearch
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Chainguard | elasticsearch-9.2 | no fix |
| Chainguard | elasticsearch-9.3 | no fix |
| Chainguard | ruby3.2-elasticsearch | 0 |
| Chainguard | ruby3.3-elasticsearch | 0 |
| Chainguard | ruby3.4-elasticsearch | 0 |
| Chainguard | ruby4.0-elasticsearch | 0 |
| Wolfi | ruby3.2-elasticsearch | 0 |
| Wolfi | ruby3.3-elasticsearch | 0 |
| Wolfi | ruby3.4-elasticsearch | 0 |
| Wolfi | ruby4.0-elasticsearch | 0 |