{"cve":"CVE-2026-11393","nvd":{"published":"2026-06-08T19:16:41.270","modified":"2026-07-23T08:10:00.137","status":"Awaiting Analysis","description":"Improper neutralization of triple-quote characters during Python code generation in AgentCore CLI before v0.14.2 might allow an authenticated remote threat actor to execute arbitrary code on AWS AgentCore Runtime under the imported agent's IAM execution role and on the local environment of another user in the same AWS account, via a crafted collaborationInstruction stored on a Bedrock Agent collaborator and later processed by that other user during agent import.\n\n\n\nTo remediate this issue, users should upgrade to version 0.14.2.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","score":8.8},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","score":9.0},"cwes":["CWE-94"],"references":["https://aws.amazon.com/security/security-bulletins/2026-040-aws/","https://github.com/aws/agentcore-cli/releases/tag/v0.14.2","https://github.com/aws/agentcore-cli/security/advisories/GHSA-m4x6-gwgp-4pm7","https://www.npmjs.com/package/@aws/agentcore/v/0.14.2","https://www.npmjs.com/package/@aws/agentcore/v/1.0.0-preview.9"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:38:48.522727527+00:00"},"epss":{"cve":"CVE-2026-11393","score":0.0034,"percentile":0.27538,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-m4x6-gwgp-4pm7","url":"https://osv.dev/vulnerability/GHSA-m4x6-gwgp-4pm7","summary":"AgentCore CLI Bedrock Agent Import Vulnerable to Code Injection via Improper Triple-Quote Escaping","modified":"2026-07-29T16:15:30.310781419Z","packages":[{"ecosystem":"npm","name":"@aws/agentcore","purl":"pkg:npm/%40aws/agentcore","ranges":[">=0.4.0 <0.14.2"],"fixed":["0.14.2"]},{"ecosystem":"npm","name":"@aws/agentcore","purl":"pkg:npm/%40aws/agentcore","ranges":[">=0.3.0-preview.7.0 <=0.3.0-preview.9.0"],"fixed":[]},{"ecosystem":"npm","name":"@aws/agentcore","purl":"pkg:npm/%40aws/agentcore","ranges":[">=1.0.0-preview.1 <1.0.0-preview.9"],"fixed":["1.0.0-preview.9"]}]}],"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."]}