CVE-2026-12730

Improper Validation of Certificate with Host Mismatch in IBM Business Automation Workflow containers

Published Aug 5, 2026 CVSS 3.1 · 3.8 Low EPSS < 1% KEV · Not listed
Description
IBM Business Automation Workflow containers and traditional 26.0.0, 25.0.0 through 25.0.0 Interim Fix 005, 24.0.1 through 24.0.1 Interim Fix 007, and 24.0.0 through 24.0.0 Interim Fix 009 IBM Business Automation Workflow fails to properly verify that the hostname matches the server certificate potentially allowing connections to an attacker-controlled server.

Remediation

Vendor Solution

IBM strongly recommends addressing the vulnerability now by upgrading. Affected Product(s)Version(s)Remediation / FixIBM Business Automation Workflow containersV26.0.0Apply container 26.0.0-IF001 https://www.ibm.com/support/pages/readme-ibm-business-automation-workflow-containers-26000-interim-fixes IBM Business Automation Workflow traditionalV26.0.0Apply traditional 26.0.0-IF001 https://www.ibm.com/support/pages/readme-ibm-business-automation-workflow-26000-interim-fixes IBM Business Automation Workflow containersV25.0.0 - V25.0.0-IF005Apply container 25.0.0-IF006 https://www.ibm.com/support/pages/readme-ibm-business-automation-workflow-containers-25000-interim-fixes IBM Business Automation Workflow traditionalV25.0.0 - V25.0.0-IF005Apply traditional 25.0.0-IF006 https://www.ibm.com/support/pages/readme-ibm-business-automation-workflow-25000-interim-fixes IBM Business Automation Workflow containersV24.0.1 - V24.0.1-IF007Apply container 24.0.1-IF008 https://www.ibm.com/support/pages/node/7183042 IBM Business Automation Workflow traditionalV24.0.1 - V24.0.1-IF007Apply traditional 24.0.1-IF008 https://www.ibm.com/support/pages/readme-ibm-business-automation-workflow-24010-interim-fixes IBM Business Automation Workflow containersV24.0.0 - V24.0.0-IF009Apply container 24.0.0-IF010 https://www.ibm.com/support/pages/node/7159792 IBM Business Automation Workflow traditionalV24.0.0 - V24.0.0-IF009Apply traditional 24.0.0-IF010 https://www.ibm.com/support/pages/readme-ibm-business-automation-workflow-24000-interim-fixes

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Title Improper Validation of Certificate with Host Mismatch in IBM Business Automation Workflow containers July 2026 Improper Validation of Certificate with Host Mismatch in IBM Business Automation Workflow containers
Type Values Removed Values Added
Description IBM Business Automation Workflow containers and traditional 26.0.0, 25.0.0 through 25.0.0 Interim Fix 005, 24.0.1 through 24.0.1 Interim Fix 007, and 24.0.0 through 24.0.0 Interim Fix 009 IBM Business Automation Workflow fails to properly verify that the hostname matches the server certificate potentially allowing connections to an attacker-controlled server.
Title Improper Validation of Certificate with Host Mismatch in IBM Business Automation Workflow containers July 2026
First Time appeared Ibm
Ibm business Automation Workflow Containers And Traditional
Weaknesses CWE-297
CPEs cpe:2.3:a:ibm:business_automation_workflow_containers_and_traditional:24.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:business_automation_workflow_containers_and_traditional:24.0.0:interim_fix_009:*:*:*:*:*:*
cpe:2.3:a:ibm:business_automation_workflow_containers_and_traditional:24.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:business_automation_workflow_containers_and_traditional:24.0.1:interim_fix_007:*:*:*:*:*:*
cpe:2.3:a:ibm:business_automation_workflow_containers_and_traditional:25.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:business_automation_workflow_containers_and_traditional:25.0.0:interim_fix_005:*:*:*:*:*:*
cpe:2.3:a:ibm:business_automation_workflow_containers_and_traditional:26.0.0:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm business Automation Workflow Containers And Traditional
References
Metrics cvssV3_1

{'score': 3.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Aug 5, 2026, 5:59 PM
Reserved
Jun 19, 2026, 3:59 PM
Status
Analyzed
Published
Aug 5, 2026, 4:16 PM
Modified
Oct 23, 2026, 9:10 PM