All vulnerabilities

Servers and applications

CVE-2026-72642

The native inference process that Elasticsearch uses to evaluate uploaded machine learning models accepts a model operation that computes a memory address from an offset supplied inside the model, without validating that the offset stays within the bounds of the underlying storage. A user with the privileges required to upload and deploy a trained model can craft a model that reads and writes…

Severity
High 8.8
Published
13 Aug 2026
Last changed
1 Sept 2026
Added to UpHeron
21 Oct 2026
Fixed in
8.19.20, 9.4.5, 9.5.1
Sources
NVD

Affected software

SoftwareAffected versions
ElasticsearchServers and applications · cpe:a:elastic:elasticsearch
  • From 8.19.0 before 8.19.20
  • From 9.4.0 before 9.4.5
  • From 9.5.0 before 9.5.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-72642
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-72642