What is CVE-2026-1248?

CVE-2026-1248 is a medium-severity vulnerability in IBM Business Automation Workflow, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 4.3/10. Published 2026-05-27.

How severe is CVE-2026-1248?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Information disclosure in IBM Business Automation Workflow

CVE-2026-1248

IBM Business Automation Workflow containers and traditional may leak information about its database structure in error messages.

Published 2026-05-27 · last modified 2026-10-14.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (12.5th percentile), scored 2026-10-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 12.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

IBM Business Automation Workflow — versions 24.0.0, 24.0.1, 25.0.0
IBM Business Automation Workflow Containers And Traditional — versions 25.0.1, 25.0.0, 24.0.1

Weakness classification (CWE)

CWE-209 — Generation of Error Message Containing Sensitive Information

References

www.ibm.com/support/pages/node/7271445 (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-1248?: CVE-2026-1248 is a medium-severity vulnerability in IBM Business Automation Workflow, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 4.3/10. Published 2026-05-27.
How severe is CVE-2026-1248?: Medium severity. CVSS v3 base score is 4.3 out of 10.