# CVE-2026-81838

## Summary

- **CVE ID:** CVE-2026-81838
- **Severity:** MEDIUM
- **CVSS Score:** 7.1 (CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-23
- **Published:** Aug 27, 2026
- **Last Modified:** Aug 28, 2026

## Description

A relative path traversal issue in the zip extraction functionality in AWS diagram-as-code (awsdac) in versions 0.10 through 0.23 can allow a third party to write arbitrary files to the local filesystem via crafted zip entry names containing path traversal sequences. This could allow the third party to perform inappropriate actions in the diagram bundle.



To remediate this issue, users should upgrade to the version 0.24 or later.

## Affected Products

- aws — diagram-as-code (0.10)

## References

- [CNA](https://github.com/awslabs/diagram-as-code/releases/tag/v0.24)
- [CNA](https://aws.amazon.com/security/security-bulletins/2026-090-aws/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.15%
- **EPSS Percentile:** 4.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._