{"id":"CVE-2026-97662","aliases":["EUVD-2026-90975"],"status":"published","title":"Argument injection in the diff scan operation in AWS security-agent-mcp-server allows arbitrary host file creation, overwrite, and truncation outside the intended workspace","description":"An argument injection issue in the diff scan operation in AWS security-agent-mcp-server before version 0.2.0 might allow context-dependent threat actors to create, overwrite, or truncate arbitrary files on the host outside the intended workspace directory via a crafted reference value supplied to the diff scan operation.\n\n\n\nTo remediate this issue, users should upgrade to version 0.2.0.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00142,"percentile":0.03611,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-73","CWE-88"],"published":"2026-10-01T17:34:03Z","modified":"2026-10-09T16:31:43Z","products":[{"vendor":"aws","product":"security-agent-mcp-server"}],"references":[{"url":"https://pypi.org/project/awslabs.security-agent-mcp-server/0.2.0/","tags":["patch"]},{"url":"https://aws.amazon.com/security/security-bulletins/2026-121-aws/","tags":["vendor-advisory"]}],"sources":{"cve":[{"id":"CVE-2026-97662","title":"Argument injection in the diff scan operation in AWS security-agent-mcp-server allows arbitrary host file creation, overwrite, and truncation outside the intended workspace","description":"An argument injection issue in the diff scan operation in AWS security-agent-mcp-server before version 0.2.0 might allow context-dependent threat actors to create, overwrite, or truncate arbitrary files on the host outside the intended workspace directory via a crafted reference value supplied to the diff scan operation.\n\n\n\nTo remediate this issue, users should upgrade to version 0.2.0.","status":"published","published":"2026-10-01T17:34:03.924Z","modified":"2026-10-09T16:31:43.908Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-88","CWE-73"],"updated_at":"2026-11-02T13:44:18.366073Z"}],"euvd":[{"id":"EUVD-2026-90975","description":"An argument injection issue in the diff scan operation in AWS security-agent-mcp-server before version 0.2.0 might allow context-dependent threat actors to create, overwrite, or truncate arbitrary files on the host outside the intended workspace directory via a crafted reference value supplied to the diff scan operation.\n\n\n\nTo remediate this issue, users should upgrade to version 0.2.0.","status":"published","published":"2026-10-01T17:34:03Z","modified":"2026-10-09T16:31:43Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T17:27:25.010362Z"}],"nvd":[{"id":"CVE-2026-97662","description":"An argument injection issue in the diff scan operation in AWS security-agent-mcp-server before version 0.2.0 might allow context-dependent threat actors to create, overwrite, or truncate arbitrary files on the host outside the intended workspace directory via a crafted reference value supplied to the diff scan operation.\n\n\n\nTo remediate this issue, users should upgrade to version 0.2.0.","status":"published","published":"2026-10-01T18:17:29.23Z","modified":"2026-10-01T20:36:52.22Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-73","CWE-88"],"updated_at":"2026-11-02T14:12:53.41762Z"}]}}