XPath Injection in IBM Cloud Pak For Business Automation

CVE-2026-11864

IBM Cloud Pak for Business Automation 26.0.0 through 26.0.0 Interim Fix 001, 25.0.0 through 25.0.0 Interim Fix 005, 24.0.1 through 24.0.1 Interim Fix 008, and 24.0.0 through 24.0.0 Interim Fix 009 is vulnerable to an XPath injection vulnerability, which could allow an authenticated attacker to exfiltrate sensitive application data and/or determine the structure of the XML document.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (31.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-11864: held from 0.002 to 0.004.

EPSS over last 30 days · oldest: 0.002 · newest: 0.004 · change: +0.002

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-11864?
CVE-2026-11864 is a medium-severity vulnerability in IBM Cloud Pak For Business Automation, classified under Improper Neutralization of Data within XPath Expressions (XPath Injection). CVSS score: 6.5/10. Published 2026-09-15.
How severe is CVE-2026-11864?
Medium severity. CVSS v3 base score is 6.5 out of 10.