What is CVE-2026-17472?

CVE-2026-17472 is a critical-severity vulnerability in IBM Concert, classified under Improper Privilege Management. CVSS score: 9.6/10. Published 2026-09-22.

How severe is CVE-2026-17472?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Privilege escalation in IBM Concert

CVE-2026-17472

IBM Concert 1.0.0 through 3.0.0 could allow a remote authenticated attacker to access or modify unauthorized resources due to the use of wildcards in RBAC permission definitions.

Vulnerability class: Privilege Escalation

Published 2026-09-22.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

IBM Concert

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

www.ibm.com/support/pages/node/7288830 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-17472?: CVE-2026-17472 is a critical-severity vulnerability in IBM Concert, classified under Improper Privilege Management. CVSS score: 9.6/10. Published 2026-09-22.
How severe is CVE-2026-17472?: Critical severity. CVSS v3 base score is 9.6 out of 10.