8.8

CVE-2026-18953

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

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Amazon ≫ Aws Transform Mcp Server SwPlatformpython Version >= 0.1.0 < 0.1.5
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.14% 0.041
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 8.8 2 6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
ff89ba41-3aa1-4d27-914a-91399e9639e5 6.3 0 0
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
ff89ba41-3aa1-4d27-914a-91399e9639e5 8.6 1.8 6
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

https://pypi.org/project/awslabs.aws-transform-mcp-server/0.1.5/
Product
https://aws.amazon.com/security/security-bulletins/2026-075-aws/
Vendor Advisory
https://github.com/awslabs/mcp/security/advisories/GHSA-66mr-jr63-2jgw
Vendor Advisory