{"cve":"CVE-2026-7461","nvd":{"published":"2026-04-30T19:16:10.737","modified":"2026-10-26T21:10:00.170","status":"Analyzed","description":"Improper neutralization of inputs used in an OS command in the FSx Windows File Server volume mounting component in Amazon ECS Agent on Windows before version 1.103.0 might allow a remote authenticated threat actor to execute shell commands with SYSTEM privileges on the underlying host via a specially crafted username field in an ECS task definition. This issue requires permissions to register ECS task definitions or write to the Secrets Manager or SSM Parameter Store credentials used by the FSx volume configuration.\n\nTo remediate this issue, users should upgrade to version 1.103.0.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":7.5},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","score":7.2},"cwes":["CWE-78"],"references":["https://aws.amazon.com/security/security-bulletins/2026-024-aws/","https://github.com/aws/amazon-ecs-agent/releases/tag/v1.103.0","https://github.com/aws/amazon-ecs-agent/security/advisories/GHSA-fc67-c4hg-q653"],"products":["amazon:amazon_ecs_container_agent"],"source":"nvd","synced_at":"2026-10-26T21:38:48.864438205+00:00"},"epss":{"cve":"CVE-2026-7461","score":0.00547,"percentile":0.45588,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-fc67-c4hg-q653","url":"https://osv.dev/vulnerability/GHSA-fc67-c4hg-q653","summary":"Amazon ECS Container Agent (Windows) is vulnerable to Information Disclosure","modified":"2026-07-08T08:26:21.312590157Z","packages":[{"ecosystem":"Go","name":"github.com/aws/amazon-ecs-agent","purl":"pkg:golang/github.com/aws/amazon-ecs-agent","ranges":[">=1.47.0 <1.103.0"],"fixed":["1.103.0"]}]},{"id":"GO-2026-5353","url":"https://osv.dev/vulnerability/GO-2026-5353","summary":"Amazon ECS Container Agent (Windows) is vulnerable to Information Disclosure in github.com/aws/amazon-ecs-agent","modified":"2026-07-08T08:26:21.312590157Z","packages":[{"ecosystem":"Go","name":"github.com/aws/amazon-ecs-agent","purl":"pkg:golang/github.com/aws/amazon-ecs-agent","ranges":[">=1.47.0 <1.103.0"],"fixed":["1.103.0"]}]}],"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."]}