# CVE-2026-97662: 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

> CVE-2026-97662: 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. CVSS 8.2 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2026-97662
Last updated: 2026-10-09T16:31:43Z

- Published: 2026-10-01 17:34 UTC · Updated: 2026-10-09 16:31 UTC · Assigner: AMZN
- CVSS: 8.2 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:H
- EPSS: 0.14%, 4th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-73, CWE-88

## 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. To remediate this issue, users should upgrade to version 0.2.0.

## Affected vendors and products

- AWS: security-agent-mcp-server

## Tracked companies

- [Amazon Web Services](https://rewindex.com/company/aws.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-97662)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-97662)
- [https://aws.amazon.com/security/security-bulletins/2026-121-aws/](https://aws.amazon.com/security/security-bulletins/2026-121-aws/)
- [https://pypi.org/project/awslabs.security-agent-mcp-server/0.2.0/](https://pypi.org/project/awslabs.security-agent-mcp-server/0.2.0/)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2026-97662 · Markdown: https://rewindex.com/cve/CVE-2026-97662.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-97662 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:15:39.261Z