Improper Validation of Array Index Affecting github.com/elastic/beats/metricbeat/module/zookeeper/server package, versions <8.19.10>=9.0.0-beta1 <9.1.10>=9.2.0 <9.2.4
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-GOLANG-GITHUBCOMELASTICBEATSMETRICBEATMODULEZOOKEEPERSERVER-15065010
- published23 Jan 2026
- disclosed13 Jan 2026
- creditUnknown
Introduced: 13 Jan 2026
CVE-2026-0528 Â (opens in a new tab)How to fix?
Upgrade github.com/elastic/beats/metricbeat/module/zookeeper/server to version 8.19.10, 9.1.10, 9.2.4 or higher.
Overview
Affected versions of this package are vulnerable to Improper Validation of Array Index in the Graphite or Zookeeper server metricsets and the Prometheus helper module. An attacker can cause a service disruption by sending specially crafted, malformed payloads or metric data.