CVE-2026-6721

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.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.ibm.com/support/pages/node/7288830	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:ibm:concert:*:*:*:*:*:*:*:*

cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*

History

28 Sep 2026, 20:45

Type	Values Removed	Values Added
References	~~() https://www.ibm.com/support/pages/node/7288830 -~~	() https://www.ibm.com/support/pages/node/7288830 - Vendor Advisory
CPE		cpe:2.3:o:linux:linux_kernel:-:::::::* cpe:2.3:a:ibm:concert::::::::
First Time		Ibm Ibm concert Linux Linux linux Kernel

23 Sep 2026, 21:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-23 21:17

Updated : 2026-09-28 20:45

NVD link : CVE-2026-6721

Mitre link : CVE-2026-6721

CVE.ORG link : CVE-2026-6721

JSON object : View

Products Affected

ibm

concert

linux

linux_kernel

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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