CVE-2026-85654: Code injection in the CDK generator in Amazon awslabs.dynamodb-mcp-server

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-04 · updated 2026-09-08
Weakness: CWE-1336

Description

Improper neutralization of special elements used in a template engine in the CDK generator in Amazon awslabs.dynamodb-mcp-server before 2.1.6 might allow a context-dependent actor to execute arbitrary code on the host that deploys the generated application via crafted table, index, or attribute names in a data model file.

Affected products

Amazon awslabs.dynamodb-mcp-server: from 2.0.10 through 2.1.5

References

https://aws.amazon.com/security/security-bulletins/2026-097-aws/
https://pypi.org/project/awslabs.dynamodb-mcp-server/2.1.6/

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