Improper Access Control in Splunk SOAR

Summary

As part of Cisco's ongoing commitment to proactive security and product quality, Cisco has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76407 are related to improper access control and are grouped under the Common Weakness Enumeration (CWE) CWE-284.

Remediation

1. Inventory every Splunk Splunk SOAR deployment, including staging.
2. Upgrade Splunk Splunk SOAR to 8.7.0.
3. Confirm the running version after the upgrade.

References

• Referencehttps://advisory.splunk.com/advisories/SVD-2026-1011