Vulnerabilities CVE-2026-18953

CVE-2026-18953

High

Open

TLP:CLEAR

Improper limitation of a pathname to a restricted directory in aws-transform-mcp-server

NVD CVE.org

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Description

Improper limitation of a pathname to a restricted directory in the get_resource tool in Amazon awslabs.aws-transform-mcp-server 0.1.0 through 0.1.4 might allow a context-dependent actor to write arbitrary files outside the intended working directory via the savePath parameter. To remediate this issue, users should upgrade to version 0.1.5 or later.

Details

CVSS Score: 8.6
EPSS Score ⓘ: 0.14%

4.2th percentile
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Confidence: 90%
Published: Aug 5, 2026
Last Modified: Aug 6, 2026

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