CVE-2026-18953: aws-transform-mcp-server, обхождане на път

Описание

Оригинално описание

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.

Засегнати продукти

• AWS aws-transform-mcp-server: 0.1.0 до 0.1.4

Вид слабост

• CWE-22 Неправилно ограничаване на път до позволена директория

История

Първоизточници

• https://www.cve.org/CVERecord?id=CVE-2026-18953
• https://nvd.nist.gov/vuln/detail/CVE-2026-18953
• https://pypi.org/project/awslabs.aws-transform-mcp-server/0.1.5/
• https://aws.amazon.com/security/security-bulletins/2026-075-aws/
• https://github.com/awslabs/mcp/security/advisories/GHSA-66mr-jr63-2jgw