CVE-2026-12730: Improper Validation of Certificate with Host Mismatch in IBM Business Automation Workflow containers July 2026

Published Aug 5, 2026
·
Updated

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.

Affected Software

2 affected components
IBM Business Automation Workflow containers
IBM IBM Business Automation Workflow>24.0.0<=24.0.0, >24.0.0 Interim Fix 009<=24.0.1 Interim Fix 007, >25.0.0 Interim Fix 005<=25.0.0, =26.0.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade IBM Business Automation Workflow containers to a version that resolves this vulnerability.

    Fixed in 26.0.0Patch 26.0.0-IF001
  2. Upgrade

    Upgrade IBM Business Automation Workflow traditional to a version that resolves this vulnerability.

    Fixed in 26.0.0Patch 26.0.0-IF001
  3. Upgrade

    Upgrade IBM Business Automation Workflow containers to a version that resolves this vulnerability.

    Fixed in 25.0.0-IF006Patch 25.0.0-IF006
  4. Upgrade

    Upgrade IBM Business Automation Workflow traditional to a version that resolves this vulnerability.

    Fixed in 25.0.0-IF006Patch 25.0.0-IF006
  5. Upgrade

    Upgrade IBM Business Automation Workflow containers to a version that resolves this vulnerability.

    Fixed in 24.0.1-IF008Patch 24.0.1-IF008
  6. Upgrade

    Upgrade IBM Business Automation Workflow traditional to a version that resolves this vulnerability.

    Fixed in 24.0.1-IF008Patch 24.0.1-IF008
  7. Upgrade

    Upgrade IBM Business Automation Workflow containers to a version that resolves this vulnerability.

    Fixed in 24.0.0-IF010Patch 24.0.0-IF010
  8. Upgrade

    Upgrade IBM Business Automation Workflow traditional to a version that resolves this vulnerability.

    Fixed in 24.0.0-IF010Patch 24.0.0-IF010

Event History

Aug 5, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
CVE Published
via MITRE·03:57 PM
Data Sourced
via MITRE·03:57 PM
RemedyDescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

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