CVE-2026-12730: CWE-297 Improper Validation of Certificate with Host Mismatch in IBM Business Automation Workflow containers and traditional
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.
AI Analysis
Technical Summary
CVE-2026-12730 describes an improper validation of certificates with host mismatch in IBM Business Automation Workflow containers and traditional deployments. Specifically, versions 24.0.0 through 24.0.0 Interim Fix 009, 24.0.1 through 24.0.1 Interim Fix 007, 25.0.0 through 25.0.0 Interim Fix 005, and 26.0.0 fail to verify that the hostname matches the server certificate. This weakness could allow an attacker to present a certificate for a different hostname and potentially intercept or redirect communications.
Potential Impact
The vulnerability allows an attacker to potentially establish connections to an attacker-controlled server by exploiting the failure to verify hostname against the server certificate. This could lead to limited confidentiality and integrity impacts as indicated by the CVSS vector (C:L, I:L, A:N). The overall severity is low.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or interim mitigation has been published at this time.
CVE-2026-12730: CWE-297 Improper Validation of Certificate with Host Mismatch in IBM Business Automation Workflow containers and traditional
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.
CVSS v3.1
Score 3.8low
Affected software
cpe:2.3:a:ibm:business_automation_workflow_containers_and_traditional:26.0.0:*:*:*:*:*:*:*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: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:24.0.0:*:*:*:*:*:*:*Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-12730 describes an improper validation of certificates with host mismatch in IBM Business Automation Workflow containers and traditional deployments. Specifically, versions 24.0.0 through 24.0.0 Interim Fix 009, 24.0.1 through 24.0.1 Interim Fix 007, 25.0.0 through 25.0.0 Interim Fix 005, and 26.0.0 fail to verify that the hostname matches the server certificate. This weakness could allow an attacker to present a certificate for a different hostname and potentially intercept or redirect communications.
Potential Impact
The vulnerability allows an attacker to potentially establish connections to an attacker-controlled server by exploiting the failure to verify hostname against the server certificate. This could lead to limited confidentiality and integrity impacts as indicated by the CVSS vector (C:L, I:L, A:N). The overall severity is low.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or interim mitigation has been published at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-06-19T15:59:20.718Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7360c8bf8831d539228d21
Added to database: 08/05/2026, 16:11:52 UTC
Last enriched: 08/05/2026, 16:29:03 UTC
Last updated: 08/05/2026, 18:34:22 UTC
Views: 4
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