VULNERABILITY INTELLIGENCE
CVE-2025-20381
CVSS score5.4 MEDIUM
EPSS probability0.22%
CISA KEVNot currently listed
Published2025-12-03
Last modified2026-10-18
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
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.
Weakness classification
- psirt@cisco.com: CWE-863