CVE-2026-72636 Affecting elasticsearch-fips-8.19 package, versions <8.19.20-r0


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.29% (22nd percentile)

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  • Snyk IDSNYK-MINIMOSLATEST-ELASTICSEARCHFIPS819-19008020
  • published20 Aug 2026
  • disclosed13 Aug 2026

Introduced: 13 Aug 2026

NewCVE-2026-72636  (opens in a new tab)

How to fix?

Upgrade Minimos:latest elasticsearch-fips-8.19 to version 8.19.20-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream elasticsearch-fips-8.19 package and not the elasticsearch-fips-8.19 package as distributed by Minimos. See How to fix? for Minimos:latest relevant fixed versions and status.

Uncontrolled Recursion (CWE-674) in the Elasticsearch wildcard matching helper can lead to a denial of service via Excessive Allocation (CAPEC-130). The matcher used to resolve wildcard patterns against names is implemented recursively and had no bound on recursion depth or on the total number of match operations performed. A search request containing a wildcard pattern with a large number of wildcard groups, evaluated against a sufficiently long name, exhausts the thread stack. Elasticsearch treats a stack overflow as an unrecoverable condition and shuts the node down, so the request terminates the affected node rather than failing gracefully.