Splunk security advisory (AV26-356)

Serial number: AV26-356
Date: April 15, 2026

On April 15, 2026, Splunk published security advisories to address vulnerabilities in the following products:

  • Splunk Operator for Kubernetes Add-on – versions prior to 3.1.0
  • Splunk MCP Server – versions prior to 1.0.3
  • Splunk IT Service Intelligence (ITSI) – versions prior to 4.21.2
  • Splunk Enterprise – multiple versions
  • Splunk Cloud Platform – multiple versions

The Cyber Centre encourages users and administrators to review the provided web link and apply the necessary updates.

Date modified: