CVE-2026-1030: IBM Common Licensing Agent information disclosure in error messages

CVE-2026-1030 · Severity: medium · CVSS 4.3 · Published 2026-09-18

IBM Common Licensing Agent generates error messages that leak sensitive information about the system environment, user accounts, and internal data. An attacker with valid credentials can trigger these error messages to gather reconnaissance information useful for further attacks on the licensing infrastructure.

Technologies: IBM Common Licensing Agent, IBM License Key Server Administration and Reporting Tool. Vendors: IBM.

Quick answers

Is CVE-2026-1030 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-1030 being exploited in the wild.
How severe is CVE-2026-1030?
Medium severity, with a CVSS score of 4.3, published 18 September 2026.
Which products and versions are affected?
IBM Common Licensing Agent 9.0, 9.0.0.1, 9.0.0.2; IBM License Key Server Administration and Reporting Tool 9.0, 9.0.0.1, 9.0.0.2.
Is there a fix for CVE-2026-1030?
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-2026-1030 attacked?
It is attacked over the network, in a hosted service.
Am I affected by CVE-2026-1030?
Check whether you run IBM Common Licensing Agent or IBM License Key Server Administration and Reporting Tool 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 is an information disclosure flaw (CWE-209) where error handling in IBM Common Licensing Agent exposes sensitive environmental data. The attack requires authentication (PR:L) and network access (AV:N), allowing an authenticated attacker to extract confidential information about the system without modifying data or causing denial of service.

Affected products

  • IBM Common Licensing Agent 9.0, 9.0.0.1, 9.0.0.2
  • IBM License Key Server Administration and Reporting Tool 9.0, 9.0.0.1, 9.0.0.2

Timeline

  • 2026-09-18: disclosed

References

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