Memory Allocation with Excessive Size Value Affecting kibana package, versions >=8.19.0 <8.19.20>=9.4.0 <9.4.5>=9.5.0 <9.5.1


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.29% (22nd percentile)

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  • Snyk IDSNYK-JS-KIBANA-18855339
  • published16 Aug 2026
  • disclosed13 Aug 2026
  • creditUnknown

Introduced: 13 Aug 2026

NewCVE-2026-72678  (opens in a new tab)
CWE-789  (opens in a new tab)

How to fix?

Upgrade kibana to version 8.19.20, 9.4.5, 9.5.1 or higher.

Overview

kibana is an open source (Apache Licensed), browser-based analytics and search dashboard for Elasticsearch.

Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value in the size parameter. An attacker can cause memory exhaustion and terminate the node process by submitting a single crafted request to the API endpoint.

Note: This is only exploitable if the attacker is an authenticated user with read privileges.

References

CVSS Base Scores

version 4.0
version 3.1