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.
Published:Jul 7, 2025
Last Modified:Jul 21, 2025
EPS:Jul 7, 2025
EPSS Score:0.00031
CVSS Score:6.5
Affected Products
Vendor
Product
Action
Vendor
Splunk
Product
Splunk
Splunk
Splunk
Vendor
Splunk
Product
Splunk Cloud Platform
Splunk
Splunk Cloud Platform
Vendor
Splunk
Product
Splunk Enterprise
Splunk
Splunk Enterprise
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
