CVE Catalog

CVE-2026-116635

MediumCVSS 6.1
Published: Translated: NVD NIST

Summary

Improper limitation of a pathname to a restricted directory exists in the deployment status component of AWS Serverless MCP Server (aws-serverless-mcp-server) before v0.2.1. Through directory traversal sequences or an absolute path in the project name input, an attacker may read or, if write access is enabled, create/overwrite JSON files outside the intended directory.

Risk Assessment

This may allow unauthorized access to JSON files outside the deployment status directory, potentially exposing or modifying data.

Recommendation

Upgrade AWS Serverless MCP Server to version v0.2.1 or later.

Related vulnerabilities

Original NVD description (English source)

Improper limitation of a pathname to a restricted directory in the deployment status component of the AWS Serverless MCP Server (aws-serverless-mcp-server) before v0.2.1 might allow an actor who can influence the MCP agent to read the contents of JSON files outside the intended deployment status directory. Where write access has been enabled, to create or overwrite JSON files outside that directory. This issue is reachable through directory traversal sequences or an absolute path supplied in the project name input. To remediate this issue, users should upgrade to version v0.2.1.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS