CVE-2025-20231: splunk — Fix

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.

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CVSS v3.1 Score

7.1

HIGH

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

Weakness Type (CWE)

CWE-532 CWE-532

Affected Products

Vendor	Product	Versions
splunk	splunk	9.1.0 — 9.1.8
splunk	splunk	9.2.0 — 9.2.5
splunk	splunk	9.3.0 — 9.3.3
splunk	splunk	All
splunk	splunk_secure_gateway	3.7.0 — 3.7.23
splunk	splunk_secure_gateway	3.8.0 — 3.8.38

References

Advisories & Patches

https://advisory.splunk.com/advisories/SVD-2025-0302

Frequently Asked Questions

What is CVE-2025-20231? +

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. It has a CVSS v3.1 base score of 7.1 (HIGH).

How severe is CVE-2025-20231? +

CVE-2025-20231 has a CVSS v3.1 score of 7.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-20231? +

CVE-2025-20231 affects products from splunk, specifically: splunk, splunk_secure_gateway. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-20231? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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