CVE-2026-20205— Splunk MCP Server 安全漏洞

Sensitive Information Disclosure in ''_internal'' index in Splunk MCP Server app

In Splunk MCP Server app versions below 1.0.3 , a user who holds a role with access to the Splunk `_internal` index or possesses the high-privilege capability `mcp_tool_admin` could view users session and authorization tokens in clear text.<br><br>The vulnerability would require either local access to the log files or administrative access to internal indexes, which by default only the admin role receives. <br><br>Review roles and capabilities on your instance and restrict internal index access to administrator-level roles. See [Define roles on the Splunk platform with capabilities](https://docs.splunk.com/Documentation/Splunk/latest/Security/Rolesandcapabilities) and [Connecting to MCP Server and Admin settings](https://help.splunk.com/en/splunk-enterprise/mcp-server-for-splunk-platform/connecting-to-mcp-server-and-admin-settings) in the Splunk documentation for more information.

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

通过日志文件的信息暴露

Splunk MCP Server 安全漏洞

Splunk MCP Server是美国Splunk公司的一个多云平台服务器。 Splunk MCP Server app 1.0.3之前版本存在安全漏洞，该漏洞源于明文存储会话和授权令牌，可能导致具有特定权限的用户查看明文令牌。

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