CVE-2025-20389

In Splunk Enterprise versions below 10.0.2, 9.4.6, 9.3.8, and 9.2.10, and versions below 3.9.10, 3.8.58 and 3.7.28 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 craft a malicious payload through the `label` column field after adding a new device in the Splunk Secure Gateway app. This could potentially lead to a client-side denial of service (DoS).

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://advisory.splunk.com/advisories/SVD-2025-1208	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:splunk:splunk:::::enterprise:::*
	cpe:2.3:a:splunk:splunk:::::enterprise:::*
	cpe:2.3:a:splunk:splunk:::::enterprise:::*
	cpe:2.3:a:splunk:splunk:::::enterprise:::*
	cpe:2.3:a:splunk:splunk_cloud_platform::::::::
	cpe:2.3:a:splunk:splunk_cloud_platform::::::::
	cpe:2.3:a:splunk:splunk_cloud_platform::::::::
	cpe:2.3:a:splunk:splunk_secure_gateway::::::::
	cpe:2.3:a:splunk:splunk_secure_gateway::::::::
	cpe:2.3:a:splunk:splunk_secure_gateway::::::::

History

05 Dec 2025, 17:05

Type	Values Removed	Values Added
First Time		Splunk splunk Splunk splunk Secure Gateway Splunk Splunk splunk Cloud Platform
CWE		NVD-CWE-noinfo
CPE		cpe:2.3:a:splunk:splunk:::::enterprise:::* cpe:2.3:a:splunk:splunk_cloud_platform:::::::: cpe:2.3:a:splunk:splunk_secure_gateway::::::::
References	~~() https://advisory.splunk.com/advisories/SVD-2025-1208 -~~	() https://advisory.splunk.com/advisories/SVD-2025-1208 - Vendor Advisory

03 Dec 2025, 17:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-12-03 17:15

Updated : 2025-12-05 17:05

NVD link : CVE-2025-20389

Mitre link : CVE-2025-20389

CVE.ORG link : CVE-2025-20389

JSON object : View

Products Affected

splunk

splunk_cloud_platform
splunk_secure_gateway
splunk

CWE

CWE-20

Improper Input Validation

NVD-CWE-noinfo

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