CVE-2026-19646

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

Published Sep 10, 2026 CVSS 3.1 · 9.1 Critical 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 could allow a remote attacker to redirect users to an arbitrary domain due to improper validation of the HTTP Host header.

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

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

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 could allow a remote attacker to redirect users to an arbitrary domain due to improper validation of the HTTP Host header.
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-1149
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': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Sep 11, 2026, 5:04 PM
Reserved
Aug 12, 2026, 5:15 PM
Status
Awaiting Analysis
Published
Sep 10, 2026, 10:16 PM
Modified
Sep 11, 2026, 6:16 PM