{"cve":"CVE-2026-16796","nvd":{"published":"2026-07-23T21:17:03.510","modified":"2026-10-24T13:10:00.147","status":"Awaiting Analysis","description":"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.","cvss_v4":{"vector":"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","score":8.4},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","score":7.3},"cwes":["CWE-88"],"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/"],"products":[],"source":"nvd","synced_at":"2026-10-24T16:53:27.712498749+00:00"},"epss":{"cve":"CVE-2026-16796","score":0.00725,"percentile":0.53807,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-j6g5-3hh3-pgw8","url":"https://osv.dev/vulnerability/GHSA-j6g5-3hh3-pgw8","summary":"AWS Bedrock AgentCore: Improper neutralization of argument delimiters in the Python SDK install_packages()","modified":"2026-08-04T14:41:02.354487741Z","packages":[{"ecosystem":"PyPI","name":"bedrock-agentcore","purl":"pkg:pypi/bedrock-agentcore","ranges":["<1.18.1"],"fixed":["1.18.1"]}]},{"id":"PYSEC-2026-3551","url":"https://osv.dev/vulnerability/PYSEC-2026-3551","summary":"AWS Bedrock AgentCore: Improper neutralization of argument delimiters in the Python SDK install_packages()","modified":"2026-08-04T14:30:15.015116953Z","packages":[{"ecosystem":"PyPI","name":"bedrock-agentcore","purl":"pkg:pypi/bedrock-agentcore","ranges":["<1.18.1"],"fixed":["1.18.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}