by Kastro
Paper/Archive/CVE-2025-5277

CVE-2025-5277

alexei-led aws-mcp-server — aws-mcp-server MCP server is vulnerable to command injection.

EPSS 1%CVSS 9.6
critical.is priorityof 100
43
CVSS 9.6 (CNA)9.6 / 10 × 3028.8Not in CISA KEV+300.0EPSS percentile 69.4.694 × 2013.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

aws-mcp-server MCP server is vulnerable to command injection. An attacker can craft a prompt that once accessed by the MCP client will run arbitrary commands on the host system.

Affected

ProductAffectedFixed inSource
aws-mcp-server< 1.3.01.3.0CNA

Scores by source

snyk (CNA)9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
snyk (CNA)9.4CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refgithub.com/alexei-led/aws-mcp-server/commit/94d20ae1798a43ac7e3a28e71900d774e5159c8arefgithub.com/alexei-led/aws-mcp-server/blob/94d20ae1798a43ac7e3a28e71900d774e5159c8a/src/aws_mcp_server/cli_executor.py#L92