CVE-2026-20238

Improper Access Control through Role Inheritance in Splunk AI Toolkit app

MEDIUM
6.5
CVSS Score
Published: May 20, 2026 at 04:32 PM UTC
Updated: July 23, 2026 at 07:31 PM UTC
1 product affected across 1 vendorAI Toolkit

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

In Splunk AI Toolkit versions below 5.7.3, a low-privileged user that does not hold the 'admin' or 'power' roles could access confidential data that was restricted through `srchFilter` configurations on custom roles.<br><br>The app contains an `authorize.conf` configuration file with a `srchFilter` entry that modifies the built-in ‘user’ role. Because the Splunk platform combines inherited search filters with the `OR` SPL operator, the injected filter overrides more restrictive filters on child roles.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

5.7 ≤ v < 5.7.35.7
Affected range stops below 5.7.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

MitigationVendor Advisory
Source: cverecord
https://advisory.splunk.com/advisories/SVD-2026-0502

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMcisco
Vector?

Quick Info

StatusANALYZED
CWE
CWE-863

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