CVE-2026-18953: Improper limitation of a pathname to a restricted directory in aws-transform-mcp-server
AWS · aws-transform-mcp-server
Vendor fix available · Affected: aws-transform-mcp-server · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 7% of scored CVEs
DescriptionCVE.org
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.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- AWS · aws-transform-mcp-serverfrom 0.1.0 up to and including 0.1.4
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- AWS
- Published
- August 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-18953 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.