CVE-2026-16796

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 4.0

8.4CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

7.3CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N

EPSS

0.7% chance of exploitation in the next 30 days; higher than 53% of CVEs (scores of 2026-10-25)

CWE

CWE-88

Published

2026-07-23

Modified

2026-10-24

Record from

the NVD, synced 2026-10-24

Packages (OSV)

References

• https://aws.amazon.com/security/security-bulletins/2026-065-aws/
• https://github.com/aws/bedrock-agentcore-sdk-python/security/advisories/GHSA-j6g5-3hh3-pgw8
• https://pypi.org/project/bedrock-agentcore/1.18.1/

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