{"id":"CVE-2026-16796","summary":"Improper neutralization of argument delimiters in AWS Bedrock AgentCore Python SDK install_packages()","details":"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.\n\n\n\nTo mitigate this issue, users should upgrade to the patched version 1.18.1.","aliases":["GHSA-j6g5-3hh3-pgw8"],"modified":"2026-07-27T03:56:16.317766629Z","published":"2026-07-23T20:06:32.908Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/16xxx/CVE-2026-16796.json","cna_assigner":"AMZN","cwe_ids":["CWE-88"]},"references":[{"type":"ADVISORY","url":"https://aws.amazon.com/security/security-bulletins/2026-065-aws/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/16xxx/CVE-2026-16796.json"},{"type":"ADVISORY","url":"https://github.com/aws/bedrock-agentcore-sdk-python/security/advisories/GHSA-j6g5-3hh3-pgw8"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16796"},{"type":"FIX","url":"https://pypi.org/project/bedrock-agentcore/1.18.1/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/aws/bedrock-agentcore-sdk-python","events":[{"introduced":"0"},{"fixed":"a4bc13fe13aa3714cca49f3471ed3d20b804e385"}],"database_specific":{"source":["AFFECTED_FIELD","DESCRIPTION"],"extracted_events":[{"introduced":"0"},{"fixed":"1.18.1"}]}}],"versions":["v1.18.0","v1.17.0","v1.16.0","v1.15.1","v1.15.0","v1.14.1","v1.14.0","v1.13.0","v1.12.0","v1.11.0","v1.10.0","v1.9.1","v1.9.0","v1.8.0","v1.7.0","v1.6.4","v1.6.3","v1.6.2","v1.6.1","v1.6.0","v1.5.1","v1.5.0","v1.4.8","v1.4.7","v1.4.6","v1.4.5","v1.4.4","v1.4.3","v1.4.2","v1.4.1","v1.3.3","v1.4.0","v1.3.2","v1.3.1","v1.3.0","v1.2.1","v1.2.0","v1.1.5","v1.1.4","v1.1.3","v1.1.2","v1.1.1","v1.1.0","v1.0.7","v1.0.6","v1.0.5","v1.0.4","v1.0.3","v1.0.2","v1.0.0","v0.1.7","v0.1.6","v0.1.5","v0.1.4","v0.1.3","v0.1.1","v0.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-16796.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"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"}]}