CVE-2026-20251
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Splunk | Splunk Enterprise | 10.2 < 10.2.4 | affected |
| Splunk | Splunk Enterprise | 10.0 < 10.0.7 | affected |
| Splunk | Splunk Enterprise | 9.4 < 9.4.12 | affected |
| Splunk | Splunk Enterprise | 9.3 < 9.3.13 | affected |
| Splunk | Splunk Cloud Platform | 10.3.2512 < 10.3.2512.12 | affected |
| Splunk | Splunk Cloud Platform | 10.2.2510 < 10.2.2510.14 | affected |
| Splunk | Splunk Cloud Platform | 10.1.2507 < 10.1.2507.22 | affected |
| Splunk | Splunk Cloud Platform | 9.3.2411 < 9.3.2411.132 | affected |
| Splunk | Splunk Secure Gateway | 3.10 < 3.10.6 | affected |
| Splunk | Splunk Secure Gateway | 3.9 < 3.9.20 | affected |
| Splunk | Splunk Secure Gateway | 3.8 < 3.8.67 | affected |
Weaknesses
- CWE-502: The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid.
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
References
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.