CVE-2026-19646 IBM Common Licensing Agent - Open Redirect

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 contain an open redirect caused by improper validation of the HTTP Host header, letting remote attackers redirect users to arbitrary domains, exploit requires crafted HTTP requests.

CVSS base score 9.1 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.38% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Open Redirect
Impact
Open Redirect
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Published
10 September 2026
Updated
15 October 2026
Weakness
CWE-1149

Vendor fix

Update to the latest available version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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