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.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
Active
User action required
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
None
No disruption
CVSS Vector v4.0
Weakness Type (CWE)
References 3
https://aws.amazon.com/security/security-bulletins/2026-065-aws/
ff89ba41-3aa1-4d27-914a-91399e9639e5
https://github.com/aws/bedrock-agentcore-sdk-python/security/advisories/GHSA-j6…
ff89ba41-3aa1-4d27-914a-91399e9639e5
https://pypi.org/project/bedrock-agentcore/1.18.1/
ff89ba41-3aa1-4d27-914a-91399e9639e5