Quick answers
- Is CVE-2026-17472 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-17472 being exploited in the wild.
- How severe is CVE-2026-17472?
- Critical severity, with a CVSS score of 9.6, published 22 September 2026.
- Which products and versions are affected?
- IBM Concert 1.0.0 through 3.0.0.
- Is there a fix for CVE-2026-17472?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-17472 attacked?
- It is attacked over the network.
- Am I affected by CVE-2026-17472?
- Check whether you run IBM Concert at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
The vulnerability exists in IBM Concert's RBAC permission evaluation logic where wildcard patterns in permission definitions are improperly handled, allowing privilege escalation. An authenticated network attacker can craft requests that bypass intended access restrictions through wildcard matching exploitation. The flaw affects versions 1.0.0 through 3.0.0 and is addressed in version 3.0.1.1 and later.
Affected products
- IBM Concert 1.0.0 through 3.0.0
Timeline
- 2026-09-22: disclosed