What’s Vulnerable › Vulnerabilities

CVE-2026-12530: Improper neutralization of argument delimiters in AWS Bedrock AgentCore Python SDK install_packages()

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-17 · updated 2026-10-24
• Weakness: CWE-88

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.

Affected products

• AWS bedrock-agentcore: from 1.1.3 before 1.6.1 — fixed in 1.6.1

How to fix

Upgrade to a fixed version: AWS bedrock-agentcore 1.6.1. Check the vendor advisory for mitigations.

References

• https://aws.amazon.com/security/security-bulletins/2026-044-aws/
• https://pypi.org/project/bedrock-agentcore/1.6.1/

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