All vulnerabilities

Servers and applications

CVE-2026-56144

Incorrect Authorization (CWE-863) in Elasticsearch can allow an authenticated user with limited index privileges to exploit insufficient authorization controls in the ingest simulation feature. By targeting indices they are not authorized to access directly, the user can cause those indices' configured ingest pipelines to execute and return their output, potentially disclosing data processed or…

Severity
Medium 6.5
Published
21 Jul 2026
Last changed
26 Aug 2026
Added to UpHeron
21 Oct 2026
Fixed in
8.19.18, 9.3.7, 9.4.4
Sources
NVD

Affected software

SoftwareAffected versions
ElasticsearchServers and applications · cpe:a:elastic:elasticsearch
  • From 8.12.0 before 8.19.18
  • From 9.0.0 before 9.3.7
  • From 9.4.0 before 9.4.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-56144
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-56144