CVE-2025-20321

MEDIUM EPSS 6.5%

Published Jul 7, 202511mo ago · Modified Jun 17, 20261w ago

4.3 CVSS 3.1

Medium

Published Jul 7, 2025 11mo ago

Last Modified Jun 17, 2026 1w ago

Description

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 Details

Base Score

4.3

Exploitability

2.8

Impact

1.4

Vector string

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

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction Required

Scope Unchanged

Confidentiality None

Integrity Low

Availability None

Threat Intelligence

EPSS Exploit Probability

6.5% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-352 Cross-Site Request Forgery (CSRF) Authentication

Affected Products 7

Vendor	Product	Version	Range
splunk	splunk	*	≥9.1.0 – <9.1.10
splunk	splunk	*	≥9.2.0 – <9.2.7
splunk	splunk	*	≥9.3.0 – <9.3.5
splunk	splunk	*	≥9.4.0 – <9.4.3
splunk	splunk_cloud_platform	*	≥9.2.2406 – <9.2.2406.119
splunk	splunk_cloud_platform	*	≥9.3.2408 – <9.3.2408.114
splunk	splunk_cloud_platform	*	≥9.3.2411 – <9.3.2411.104

References 1

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

Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.