Buffer Overflow Vulnerability in IBM Concert Product
CVE-2026-6730

9.8CRITICAL

Key Information:

Vendor

IBM
Status
Concert
Vendor
CVE Published:
23 September 2026

What is CVE-2026-6730?

IBM Concert versions 1.0.0 through 3.0.0 are prone to a buffer overflow due to inadequate bounds checking. This vulnerability allows a local user to execute arbitrary code on the affected system, potentially compromising system integrity and security. Users are advised to apply available patches and updates to mitigate this risk.

Affected Version(s)

Concert 1.0.0 <= 3.0.0

References

https://www.ibm.com/support/pages/node/7288830
vendor-advisorypatch

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.