UpHeron
All vulnerabilities

Servers and applications

CVE-2026-102409

Uncontrolled Recursion (CWE-674) in Elasticsearch can allow an authenticated user with low privileges to terminate an Elasticsearch node, resulting in denial of service, via Excessive Allocation (CAPEC-130).

Severity
Medium 6.5
Published
6 Oct 2026
Last changed
13 Oct 2026
Added to UpHeron
21 Oct 2026
Fixed in
9.4.8, 9.5.5
Sources
NVD

Affected software

SoftwareAffected versions
ElasticsearchServers and applications · cpe:a:elastic:elasticsearch
  • From 9.2.0 before 9.4.8
  • From 9.5.0 before 9.5.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-102409
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-102409