Vulnerability Details CVE-2026-20251
In Splunk Enterprise versions below 10.2.4, 10.0.7, 9.4.12, and 9.3.13, Splunk Cloud Platform versions below 10.3.2512.12, 10.2.2510.14, 10.1.2507.22, and 9.3.2411.132, and Splunk Secure Gateway versions below 3.10.6, 3.9.20, and 3.8.67, a low-privileged user that does not hold the 'admin' or 'power' Splunk roles could perform a Remote Code Execution (RCE) through the Splunk Secure Gateway app.<br><br>The Remote Code Execution is possible because of unsafe deserialization of App Key Value Store (KV Store) data through the ‘jsonpickle’ Python library, which reconstructs arbitrary Python objects from specially crafted JavaScript Object Notation (JSON) without adequate validation.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 42.1%
CVSS Severity
CVSS v3 Score 8.8
Products affected by CVE-2026-20251
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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:10.2.0
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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: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:9.3.10
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cpe:2.3:a:splunk:splunk:9.3.11
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cpe:2.3:a:splunk:splunk:9.3.12
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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:9.3.4
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cpe:2.3:a:splunk:splunk:9.3.5
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cpe:2.3:a:splunk:splunk:9.3.6
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cpe:2.3:a:splunk:splunk:9.3.7
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cpe:2.3:a:splunk:splunk:9.3.8
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cpe:2.3:a:splunk:splunk:9.3.9
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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:9.4.2
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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
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507.1
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507.10
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507.11
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507.12
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507.15
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507.16
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507.17
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507.19
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507.20
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507.4
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507.6
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cpe:2.3:a:splunk:splunk_cloud_platform:10.1.2507.8
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cpe:2.3:a:splunk:splunk_cloud_platform:10.2.2510
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cpe:2.3:a:splunk:splunk_cloud_platform:10.2.2510.10
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cpe:2.3:a:splunk:splunk_cloud_platform:10.2.2510.12
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cpe:2.3:a:splunk:splunk_cloud_platform:10.2.2510.13
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cpe:2.3:a:splunk:splunk_cloud_platform:10.2.2510.3
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cpe:2.3:a:splunk:splunk_cloud_platform:10.2.2510.4
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cpe:2.3:a:splunk:splunk_cloud_platform:10.2.2510.5
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cpe:2.3:a:splunk:splunk_cloud_platform:10.2.2510.7
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cpe:2.3:a:splunk:splunk_cloud_platform:10.2.2510.8
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cpe:2.3:a:splunk:splunk_cloud_platform:10.2.2510.9
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cpe:2.3:a:splunk:splunk_cloud_platform:10.3.2512
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cpe:2.3:a:splunk:splunk_cloud_platform:10.3.2512.10
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cpe:2.3:a:splunk:splunk_cloud_platform:10.3.2512.11
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cpe:2.3:a:splunk:splunk_cloud_platform:10.3.2512.5
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cpe:2.3:a:splunk:splunk_cloud_platform:10.3.2512.6
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.102
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.103
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.104
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.107
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.108
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.109
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.111
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.112
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.116
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.117
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.120
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.121
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.123
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.124
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.127
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.128
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cpe:2.3:a:splunk:splunk_cloud_platform:9.3.2411.130
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cpe:2.3:a:splunk:splunk_secure_gateway:*