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HIGH

Unauthenticated Information Disclosure through an Edge Processor Service Endpoint in Splunk Enterprise

Published Aug 19, 2026

Description

In Splunk Enterprise 10.4 versions below 10.4.2, an unauthenticated user could retrieve the information contained in Edge Processor pipeline configurations through a Representational State Transfer (REST) API endpoint when Edge Processor is turned on. The vulnerability does not affect versions prior to 10.4. The vulnerability exists because the Edge Processor service endpoint lacks authentication controls. For more information see System architecture of the Edge Processor solution (https://help.splunk.com/en/splunk-enterprise/process-data-at-the-edge/use-edge-processors-for-splunk-enterprise/10.4/how-the-edge-processor-solution-works/system-architecture-of-the-edge-processor-solution) in the Splunk documentation.

Affected products

Remediation

Vendor solution

Upgrade Splunk Enterprise to versions 10.4.2, 10.2.6, 10.0.9, and 9.4.14, or higher.

References (2)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner cisco
Published Aug 19, 2026
Updated Aug 26, 2026
Reserved Aug 19, 2026
CISA Vulnrichment
Updated Aug 26, 2026
NVD
Status Analyzed
Modified Aug 26, 2026
Red Hat
Severity n/a
Public date n/a
ENISA EUVD
Assigner cisco
Published Aug 19, 2026
Updated Aug 26, 2026
Exploited since n/a
EUVD-2026-62920