In Splunk MCP Server app versions below 0.2.4, a user with access to the "run_splunk_query" Model Context Protocol (MCP) tool could bypass the SPL command allowlist controls in MCP by embedding SPL commands as sub-searches, leading to unauthorized actions beyond the intended MCP restrictions.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://advisory.splunk.com/advisories/SVD-2025-1210 |
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History
Thu, 04 Dec 2025 16:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Splunk
Splunk mcp Server |
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| Vendors & Products |
Splunk
Splunk mcp Server |
Wed, 03 Dec 2025 22:15:00 +0000
| Type | Values Removed | Values Added |
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| Metrics |
ssvc
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Wed, 03 Dec 2025 17:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | In Splunk MCP Server app versions below 0.2.4, a user with access to the "run_splunk_query" Model Context Protocol (MCP) tool could bypass the SPL command allowlist controls in MCP by embedding SPL commands as sub-searches, leading to unauthorized actions beyond the intended MCP restrictions. | |
| Title | SPL commands allowlist controls bypass in Splunk MCP Server app through "run_splunk_query" MCP tool | |
| Weaknesses | CWE-863 | |
| References |
| |
| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: cisco
Published:
Updated: 2025-12-03T21:29:51.839Z
Reserved: 2024-10-10T19:15:13.263Z
Link: CVE-2025-20381
Updated: 2025-12-03T21:29:45.690Z
Status : Awaiting Analysis
Published: 2025-12-03T17:15:50.180
Modified: 2025-12-04T17:15:08.283
Link: CVE-2025-20381
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