CVE-2026-12530

Improper neutralization of argument delimiters in AWS Bedrock AgentCore Python SDK install_packages()

State: Published
Severity: 8.4 High
Published: Jun 17, 2026
Updated: Jul 23, 2026
Reserved: Jun 17, 2026

Description

Improper neutralization of argument delimiters in the install_packages() method in AWS Bedrock AgentCore Python SDK versions >= 1.1.3 and < 1.6.1 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 version 1.6.1.

Scores

CVSS	Score	Vector	Source
4.0	8.4 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N	AMZN
3.1	7.3 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N	AMZN

Weaknesses

CWE-88 Improper neutralization of argument delimiters in a command ('argument injection')

Affected Products

Product	Versions
bedrock-agentcoreAWS	1.1.3 to before 1.6.1Affected

References

https://pypi.org/project/bedrock-agentcore/1.6.1/release-notes
https://aws.amazon.com/security/security-bulletins/2026-044-aws/vendor-advisory

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