CVE-2026-115413 - AWS API MCP Server OAuth token audience validation bypass
CVE-2026-115413
Summary
Bulletin ID: 2026-097-AWS
Scope: AWS
Content Type: Important (requires attention)
Publication Date: 09/04/2026 10:00 AM PDT
Description:
Amazon awslabs.dynamodb-mcp-server is an open-source Model Context Protocol (MCP) server that enables AI coding assistants to interact with Amazon DynamoDB, including table design, data modeling, and CDK infrastructure generation. We identified CVE-2026-85654, an improper neutralization of special elements used in a template engine in the CDK generator component.
Under certain circumstances, a context-dependent actor could execute arbitrary code on the host that deploys the generated application via crafted table, index, or attribute names in a data model file.
Impacted versions: >= 2.0.10 AND <= 2.1.5
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Products covered
A separate affected-products list was not included in the collected bulletin.
Remediation
Separate remediation guidance was not included in the collected bulletin.
CVEs in this advisory 1
Update history
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