CVE-2026-4405

IBM Concert Software Use of Web Browser Cache Containing Sensitive Information

Published Oct 19, 2026 CVSS 3.1 · 4 Medium EPSS < 1% KEV · Not listed
Description
IBM Concert 1.0 through 3.0.0 allows web page cache to be stored locally which can be read by another user on the system.

Remediation

Vendor Solution

IBM strongly recommends addressing these vulnerabilities now by upgrading to IBM Concert Software 3.0.1.1 Download IBM Concert Software 3.0.1.1 from Container software library section of IBM Entitled Registry (ICR) and follow installation instructions depending on the type of deployment.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description IBM Concert 1.0 through 3.0.0 allows web page cache to be stored locally which can be read by another user on the system.
Title IBM Concert Software Use of Web Browser Cache Containing Sensitive Information
First Time appeared Ibm
Ibm concert
Weaknesses CWE-525
CPEs cpe:2.3:a:ibm:concert:*:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm concert
References
Metrics cvssV3_1

{'score': 4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Oct 19, 2026, 6:23 PM
Reserved
Mar 18, 2026, 7:47 PM
Status
Analyzed
Published
Oct 19, 2026, 6:17 PM
Modified
Nov 3, 2026, 3:14 PM