Vulnerability Details CVE-2026-76348
In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who holds a Splunk role that contains the high-privilege list_search_head_clustering capability could send a read request to Search Head Cluster member control endpoints and change cluster state, which could allow for a denial of service. The vulnerability is possible because the Search Head Cluster member control endpoints do not require a state-changing Hypertext Transfer Protocol (HTTP) request type before they apply read-only authorization.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 13.9%
CVSS Severity
CVSS v3 Score 3.8
Products affected by CVE-2026-76348
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cpe:2.3:a:splunk:splunk:10.0.0
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cpe:2.3:a:splunk:splunk:10.0.1
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cpe:2.3:a:splunk:splunk:10.0.2
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cpe:2.3:a:splunk:splunk:10.0.3
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cpe:2.3:a:splunk:splunk:10.0.4
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cpe:2.3:a:splunk:splunk:10.0.5
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cpe:2.3:a:splunk:splunk:10.0.7
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cpe:2.3:a:splunk:splunk:10.0.8
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cpe:2.3:a:splunk:splunk:10.2.0
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cpe:2.3:a:splunk:splunk:10.2.1
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cpe:2.3:a:splunk:splunk:10.2.2
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cpe:2.3:a:splunk:splunk:10.2.4
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cpe:2.3:a:splunk:splunk:10.2.5
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cpe:2.3:a:splunk:splunk:10.4.0
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cpe:2.3:a:splunk:splunk:10.4.1
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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:9.4.10
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cpe:2.3:a:splunk:splunk:9.4.11
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cpe:2.3:a:splunk:splunk:9.4.12
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cpe:2.3:a:splunk:splunk:9.4.13
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cpe:2.3:a:splunk:splunk:9.4.2
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cpe:2.3:a:splunk:splunk:9.4.3
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cpe:2.3:a:splunk:splunk:9.4.4
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cpe:2.3:a:splunk:splunk:9.4.5
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cpe:2.3:a:splunk:splunk:9.4.6
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cpe:2.3:a:splunk:splunk:9.4.7
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cpe:2.3:a:splunk:splunk:9.4.8
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cpe:2.3:a:splunk:splunk:9.4.9