CVE-2026-76397
Splunk AI Toolkit 'power' role can access and delete other users' experiment history.
Is CVE-2026-76397 being exploited?
Not confirmed. CVE-2026-76397 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.25% probability of exploitation in the next 30 days.
How severe is CVE-2026-76397?
CVE-2026-76397 is rated High. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-76397?
Yes. A fix has been recorded for CVE-2026-76397. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-76397 affect?
CVE-2026-76397 affects Splunk AI Toolkit < 6.0.0, Splunk Cloud/Enterprise instances with AI Toolkit, Experiment Assistants feature. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-76397?
Upgrade AI Toolkit to 6.0.0; restrict 'power' role accounts and audit experiment history access.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated 'power' role users can read and delete experiment history across users, causing data disclosure and integrity loss.
Patch when possible
- affected>= 5.7 and < 6.0.0
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.