CVE-2025-20321

In Splunk Enterprise versions below 9.4.3, 9.3.5, 9.2.7 and 9.1.10, and Splunk Cloud Platform versions below 9.3.2411.104, 9.3.2408.114, and 9.2.2406.119, an unauthenticated attacker can send a specially-crafted SPL search that could change the membership state in a Splunk Search Head Cluster (SHC) through a Cross-Site Request Forgery (CSRF), potentially leading to the removal of the captain or a member of the SHC.<br><br>The vulnerability requires the attacker to phish the administrator-level victim by tricking them into initiating a request within their browser. The attacker should not be able to exploit the vulnerability at will.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://advisory.splunk.com/advisories/SVD-2025-0704	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::::::::

History

21 Jul 2025, 20:57

Type	Values Removed	Values Added
First Time		Splunk splunk Splunk Splunk splunk Cloud Platform
CPE		cpe:2.3:a:splunk:splunk:::::enterprise:::* cpe:2.3:a:splunk:splunk_cloud_platform::::::::
References	~~() https://advisory.splunk.com/advisories/SVD-2025-0704 -~~	() https://advisory.splunk.com/advisories/SVD-2025-0704 - Vendor Advisory

08 Jul 2025, 16:18

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-07-07 18:15

Updated : 2025-07-21 20:57

NVD link : CVE-2025-20321

Mitre link : CVE-2025-20321

CVE.ORG link : CVE-2025-20321

JSON object : View

Products Affected

splunk

splunk_cloud_platform
splunk

CWE

CWE-352

Cross-Site Request Forgery (CSRF)

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