CVE-2026-18654

This CVE (CVE-2026-18654) affects the EMR SSH helper commands in the Amazon AWS CLI. The issue is “Key exchange without entity authentication,” enabling potential MITM attackers to intercept SSH sessions and file transfers when connecting to an EMR cluster endpoint. Affected products are AWS CLI ...

CVE-2026-13769

Affected product: AWS CLI (versions prior to 1.44.78 for v1 and 2.34.29 for v2) on Unix-like systems where the umask is not restricting file permissions. The issue is overly permissive credentials file permissions, allowing other local users on the same host to read credentials written by certain...