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CVE-2026-102409BIT-ELASTICSEARCH-2026-102409

Uncontrolled Recursion in Elasticsearch Leading to Denial of Service

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 9.4.8, 9.5.5
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

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).

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • Elastic Elasticsearch

    From 9.2.0 · through 9.2.8; From 9.3.0 · through 9.3.8; From 9.4.0 · through 9.4.7; From 9.5.0 · through 9.5.4

  • elasticsearchBitnami

    From 9.2.0 · fixed in 9.4.8; From 9.5.0 · fixed in 9.5.5

References 1

discuss.elastic.co