CVE-2026-72645 — Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service
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 rea…
Published: 2026-08-13 · CVSS: 6.5 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7