Servers and applications
CVE-2026-72684
A flaw in Elasticsearch allows an authenticated user holding only read privileges to submit a small search request containing a crafted user-supplied input. Processing that input causes a specific internal component to allocate memory without any upper bound, and the allocation occurs outside the scope of the existing memory accounting controls that were intended to constrain it. The resulting…
- Severity
- Medium 6.5
- Published
- 13 Aug 2026
- Last changed
- 1 Sept 2026
- Added to UpHeron
- 21 Oct 2026
- Fixed in
- 8.19.20, 9.4.5
- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
ElasticsearchServers and applications · cpe:a:elastic:elasticsearch |
|