What is CVE-2026-12751?

CVE-2026-12751 is a medium-severity vulnerability in IBM Cloud Pak For Business Automation, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 5.4/10. Published 2026-09-15.

How severe is CVE-2026-12751?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in IBM Cloud Pak For Business Automation

CVE-2026-12751

IBM Cloud Pak for Business Automation is vulnerable to HTML injection. A remote attacker could inject malicious HTML code, which when viewed, would be executed in the victim's Web browser within the security context of the hosting site.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Ibm Cloud Pak For Business Automation

Weakness classification (CWE)

CWE-80 — Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

References

psirt@us.ibm.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-12751?: CVE-2026-12751 is a medium-severity vulnerability in IBM Cloud Pak For Business Automation, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 5.4/10. Published 2026-09-15.
How severe is CVE-2026-12751?: Medium severity. CVSS v3 base score is 5.4 out of 10.