Aws Api Mcp Server

1 CVEs product

Monthly

CVE-2026-4270 MEDIUM PATCH This Month

AWS API MCP Server versions 0.2.14 through 1.3.9 contain an improper path protection flaw in the no-access and workdir features that allows local attackers to bypass file access restrictions and read arbitrary files accessible to the MCP client application. An attacker with local access and user interaction can exploit this vulnerability to expose sensitive local file contents. Users should upgrade to version 1.3.9 or later to remediate this issue.

Authentication Bypass Aws Api Mcp Server
NVD GitHub VulDB
CVSS 3.1
5.5
EPSS
0.0%
CVE-2026-4270
EPSS 0% CVSS 5.5
MEDIUM PATCH This Month

AWS API MCP Server versions 0.2.14 through 1.3.9 contain an improper path protection flaw in the no-access and workdir features that allows local attackers to bypass file access restrictions and read arbitrary files accessible to the MCP client application. An attacker with local access and user interaction can exploit this vulnerability to expose sensitive local file contents. Users should upgrade to version 1.3.9 or later to remediate this issue.

Authentication Bypass Aws Api Mcp Server
NVD GitHub VulDB

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