CVE-2026-20239

CVSS Score & Metrics

Base Score

7.5 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H                                    

Vulnerability Description

In Splunk Enterprise versions below 10.2.2 and 10.0.5, and Splunk Cloud Platform versions below 10.3.2512.8, 10.2.2510.11, 10.1.2507.21, and 10.0.2503.13, a user with a role that has access to the `_internal` index could view session cookies and response bodies that contain sensitive data.

Vulnerability Details

Published Date

May 20, 2026

Last Modified

May 21, 2026

CWE ID

CWE-532

Source

NVD

Vendor

Splunk

Product

Splunk Enterprise, Splunk Cloud Platform

External References

https://advisory.splunk.com/advisories/SVD-2026-0503

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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