CVE-2026-81838

Zip Slip Arbitrary File Write in AWS diagram-as-code (awsdac)

Published Aug 27, 2026 CVSS 4.0 · 6.8 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Amazon
Amazon diagram-as-code
CPEs cpe:2.3:a:amazon:diagram-as-code:*:*:*:*:*:*:*:*
Vendors & Products Amazon
Amazon diagram-as-code
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Zip Slip Arbitrary File Write in AWS diagram-as-code (awsdac)
First Time appeared Aws
Aws diagram-as-code
Weaknesses CWE-23
CPEs cpe:2.3:a:aws:diagram-as-code:*:*:*:*:*:*:*:*
Vendors & Products Aws
Aws diagram-as-code
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H'}

cvssV4_0

{'score': 6.8, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
AMZN
Published
Updated
Aug 28, 2026, 2:13 PM
Reserved
Aug 27, 2026, 2:53 PM
Status
Analyzed
Published
Aug 27, 2026, 8:18 PM
Modified
Sep 4, 2026, 1:51 PM