8.8

CVE-2026-20251

Remote Code Execution through Deserialization of Untrusted Data in Splunk Secure Gateway

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Splunk ≫ Splunk SwEdition enterprise Version >= 9.3.0 < 9.3.13
Splunk ≫ Splunk SwEdition enterprise Version >= 9.4.0 < 9.4.12
Splunk ≫ Splunk SwEdition enterprise Version >= 10.0.0 < 10.0.7
Splunk ≫ Splunk SwEdition enterprise Version >= 10.2.0 < 10.2.4
Splunk ≫ Splunk Cloud Platform Version >= 9.3.2411 < 9.3.2411.132
Splunk ≫ Splunk Cloud Platform Version >= 10.1.2507 < 10.1.2507.22
Splunk ≫ Splunk Cloud Platform Version >= 10.2.2510 < 10.2.2510.14
Splunk ≫ Splunk Cloud Platform Version >= 10.3.2512 < 10.3.2512.12
Splunk ≫ Splunk Secure Gateway Version >= 3.8.0 < 3.8.67
Splunk ≫ Splunk Secure Gateway Version >= 3.9.0 < 3.9.20
Splunk ≫ Splunk Secure Gateway Version >= 3.10.0 < 3.10.6
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 18.99% 0.97
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Cisco PSIRT 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-502 Deserialization of Untrusted Data

The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

https://advisory.splunk.com/advisories/SVD-2026-0601
Vendor Advisory