CVE-2026-6721
CRITICAL
NVD
CVSS Score
9.8
Severity
CRITICAL
Published
Sep 23, 2026
Vendor
unknown
Description
IBM Concert 1.0.0 through 3.0.0 allows an unauthenticated remote attacker can supply specially crafted input that is incorporated into OS commands, resulting in arbitrary command execution on the underlying system. Successful exploitation allows remote code execution with the privileges of the affected application.