CVE-2025-20231 Sensitive Information Disclosure in Splunk Secure Gateway App

What is CVE-2025-20231?

CVE-2025-20231 is a high-severity vulnerability in Splunk Splunk, published on 26 Mar 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

In Splunk Enterprise versions below 9.4.1, 9.3.3, 9.2.5, and 9.1.8, and versions below 3.8.38 and 3.7.23 of the Splunk Secure Gateway app on Splunk Cloud Platform, a low-privileged user that does not hold the “admin“ or “power“ Splunk roles could run a search using the permissions of a higher-privileged user that could lead to disclosure of sensitive information.<br><br>The vulnerability requires the attacker to phish the victim by tricking them into initiating a request within their browser. The authenticated low-privileged user should not be able to exploit the vulnerability at will.

Weakness: CWE-532

Which versions are affected by CVE-2025-20231?

It affects 2 products.

Products include Splunk Splunk, Splunk Splunk Secure Gateway.

How do I fix CVE-2025-20231?

No fix has been published for CVE-2025-20231 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-20231 being exploited?

There is no known exploitation of CVE-2025-20231 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-5q93-m8w2-xmp8.