CVE-2026-20298 Sensitive Information Disclosure through the storage/passwords REST Endpoint in Splunk Enterprise

What is CVE-2026-20298?

CVE-2026-20298 is a medium-severity vulnerability in Splunk Splunk, published on 15 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In Splunk Enterprise versions below 10.4.1, 10.2.5, 10.0.8, and 9.4.13, and Splunk Cloud Platform versions below 10.5.2605.0, 10.4.2604.6, 10.3.2512.15, 10.2.2510.18, and 10.1.2507.24, a low-privileged user that does not hold the 'admin' or 'power' Splunk roles could view stored credential hashes when they access the `/servicesNS/-/-/storage/passwords` REST endpoint through the `|rest` Search Processing Language (SPL) command.<br><br>The exposure happens because the `|rest` SPL command returns the `encr_password` field in the results of the `/servicesNS/-/-/storage/passwords` REST endpoint.

Weakness: CWE-200

Which versions are affected by CVE-2026-20298?

It affects 2 products.

Products include Splunk Splunk, Splunk Splunk Cloud Platform.

How do I fix CVE-2026-20298?

No fix has been published for CVE-2026-20298 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-20298 being exploited?

There is no known exploitation of CVE-2026-20298 in the wild and no public exploit code.

Other vulnerabilities in Splunk Splunk

• CVE-2026-20253 Splunk Enterprise Missing Authentication for Critical Function Exploited Critical 9.8
• CVE-2026-76268 Missing Authentication for Critical Function in the Patroni REST API in Splunk Enterprise Critical 9.8
• CVE-2026-76284 Improper Neutralization in Splunk Enterprise Critical 9.8
• CVE-2026-76285 Improper Adherence to Coding Standards in Splunk Enterprise Critical 9.8
• CVE-2017-17067 Auth bypass in n/a Critical 9.8

All Splunk Splunk vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-xqm2-gqcq-fc3q.