CVE-2026-76396 Improper Access Control through Scheduled Searches in Splunk AI Toolkit

High 7.5 Published 19 Aug 2026 Updated 20 Aug 2026

A user with schedule_search capability can trigger deserialization of a model file, potentially leading to code execution due to missing risk marking on the apply search command.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-76396?

CVE-2026-76396 is a high-severity missing authorization vulnerability in Splunk AI Toolkit, published on 19 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In Splunk AI Toolkit versions below 6.0.0, a user that holds a role with the schedule_search capability could cause a scheduled search to load and deserialize a model file through the apply search command. The improper access control is possible because Splunk AI Toolkit does not mark the apply search command as risky. For more information see Troubleshoot the AI Toolkit (https://help.splunk.com/en/splunk-enterprise/apply-machine-learning/use-ai-toolkit/5.7.3/troubleshooting-the-ai-toolkit/troubleshoot-the-ai-toolkit) in the Splunk documentation.

Weakness: CWE-269

Which versions are affected by CVE-2026-76396?

It affects 1 product.

Products include Splunk Ai Toolkit.

How do I fix CVE-2026-76396?

No fix has been published for CVE-2026-76396 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-76396 being exploited?

There is no known exploitation of CVE-2026-76396 in the wild and no public exploit code.

Sources

Also known as GHSA-7f6r-w4cf-54v3.