Command Injection in AWS Bedrock AgentCore Python SDK

Publication date: 2026-07-23

Last updated on: 2026-07-23

Assigner: AMZN

Description

Improper neutralization of argument delimiters in the install_packages() method in AWS Bedrock AgentCore Python SDK before 1.18.1 might allow a remote authenticated user to execute arbitrary commands within the Code Interpreter sandbox via crafted package name arguments. To mitigate this issue, users should upgrade to the patched version 1.18.1.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-07-23

Last Modified

2026-07-23

Generated

2026-07-24

AI Q&A

2026-07-24

EPSS Evaluated

N/A

NVD

CVE-2026-16796

Affected Vendors & Products

Vendor	Product	Version / Range
amazon	bedrock_agentcore_python_sdk	1.18.1

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-88	The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string.

Attack-Flow Graph

Executive Summary

This vulnerability involves improper neutralization of argument delimiters in the install_packages() method of the AWS Bedrock AgentCore Python SDK before version 1.18.1. A remote authenticated user could exploit this to execute arbitrary commands within the Code Interpreter sandbox by providing specially crafted package name arguments.

Impact Analysis

If exploited, this vulnerability could allow an attacker to run unauthorized commands on the affected system, potentially leading to data breaches, system compromise, or unauthorized access to sensitive information within the sandbox environment.

Mitigation Strategies

Upgrade the AWS Bedrock AgentCore Python SDK to version 1.18.1 or later to address the vulnerability.

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