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01 Record

CVE-2026-12730

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

LowPUBLISHEDCNA: ibm
CNA base score3.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

02 Description

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

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.16% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 5.7% of scored records. A rank, not a probability.
NVD base score
3.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
NVD analysis status
Analyzed. NVD last modified this record on 2026-08-10.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-08-05 15:57Z2 MO AGO
Last updated
2026-08-05 17:59Z2 MO AGO
Reserved
2026-06-19
Assigning CNA
ibm
Record state
PUBLISHED
Severity
Low (CVSS 3.8)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
Weaknesses
  • CWE-297Improper Validation of Certificate with Host MismatchVariant
Data version
5.2
Document digest
9cc82bb9edea66e00422d7472e06d4d3f6bd1baf52b0e65eaff4a56d47caa50d

05 Affected products

VendorProductVersionsPlatforms
IBMBusiness Automation Workflow containers and traditional26.0.0, 25.0.0 to 25.0.0 Interim Fix 005, 24.0.1 to 24.0.1 Interim Fix 007, 24.0.0 to 24.0.0 Interim Fix 009—

06 References

07 Remediation

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