SB20260113105 - Remote denia of service in Elastic Metricbeat
Published: January 13, 2026
Security Bulletin ID
SB20260113105
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Validation of Array Index (CVE-ID: CVE-2026-0528)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation in the Prometheus helper module. A remote attacker can send specially crafted payloads to the Graphite server metricset or Zookeeper server metricset and perform a denial of service attack.
Remediation
Install update from vendor's website.