Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 7.2%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2025-20321
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cpe:2.3:a:splunk:splunk:9.1.0
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cpe:2.3:a:splunk:splunk:9.1.0.1
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cpe:2.3:a:splunk:splunk:9.1.0.2
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cpe:2.3:a:splunk:splunk:9.1.1
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cpe:2.3:a:splunk:splunk:9.1.2
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cpe:2.3:a:splunk:splunk:9.1.3
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cpe:2.3:a:splunk:splunk:9.1.4
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cpe:2.3:a:splunk:splunk:9.1.5
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cpe:2.3:a:splunk:splunk:9.1.6
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cpe:2.3:a:splunk:splunk:9.1.7
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cpe:2.3:a:splunk:splunk:9.1.8
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cpe:2.3:a:splunk:splunk:9.2.0
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cpe:2.3:a:splunk:splunk:9.2.1
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cpe:2.3:a:splunk:splunk:9.2.2
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cpe:2.3:a:splunk:splunk:9.2.3
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cpe:2.3:a:splunk:splunk:9.2.4
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cpe:2.3:a:splunk:splunk:9.2.5
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cpe:2.3:a:splunk:splunk:9.3.0
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cpe:2.3:a:splunk:splunk:9.3.1
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cpe:2.3:a:splunk:splunk:9.3.2
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cpe:2.3:a:splunk:splunk:9.3.3
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cpe:2.3:a:splunk:splunk:9.4.0
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cpe:2.3:a:splunk:splunk:9.4.1
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cpe:2.3:a:splunk:splunk_cloud_platform:*
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cpe:2.3:a:splunk:splunk_cloud_platform:9.2.2406
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cpe:2.3:a:splunk:splunk_cloud_platform:9.2.2406.100
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cpe:2.3:a:splunk:splunk_cloud_platform:9.2.2406.106
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cpe:2.3:a:splunk:splunk_cloud_platform:9.2.2406.107
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2408
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2408.101