CVE-2026-19543

Multiple vulnerabilities affect IBM License Key Server Administration and Reporting Tool and IBM LKS Administration Agent

Published Sep 14, 2026 CVSS 3.1 · 6.2 Medium EPSS < 1% KEV · Not listed
Description
IBM Common Licensing Agent 9.0, Agent 9.0.0.1, Agent 9.0.0.2, ART 9.0, ART 9.0.0.1, and ART 9.0.0.2 performs input validation exclusively on the client side and fails to enforce the same restrictions on the server side. An attacker can modify requests to bypass validation controls and submit unauthorized values, potentially resulting in unintended application behavior.

Remediation

Vendor Solution

Download and install IBM Common Licensing 9.1 from Passport Advantage https://www.ibm.com/software/passportadvantage/pao-customer Users are strongly advised to update to the latest version (IBM Common Licensing 9.1) to mitigate any potential risks associated with these vulnerabilities.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description IBM Common Licensing Agent 9.0, Agent 9.0.0.1, Agent 9.0.0.2, ART 9.0, ART 9.0.0.1, and ART 9.0.0.2 performs input validation exclusively on the client side and fails to enforce the same restrictions on the server side. An attacker can modify requests to bypass validation controls and submit unauthorized values, potentially resulting in unintended application behavior.
Title Multiple vulnerabilities affect IBM License Key Server Administration and Reporting Tool and IBM LKS Administration Agent
First Time appeared Ibm
Ibm common Licensing
Weaknesses CWE-20
CPEs cpe:2.3:a:ibm:common_licensing:agent:*:*:*:*:*:*:*
cpe:2.3:a:ibm:common_licensing:art:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm common Licensing
References
Metrics cvssV3_1

{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Sep 14, 2026, 7:22 PM
Reserved
Aug 11, 2026, 1:01 PM
Status
Awaiting Analysis
Published
Sep 14, 2026, 7:17 PM
Modified
Sep 16, 2026, 7:22 PM