What is CVE-2026-82101?

CVE-2026-82101 is a critical-severity vulnerability in IBM Datastage On Cloud Pak For Data, classified under Path Traversal. CVSS score: 9.6/10. Published 2026-10-12.

How severe is CVE-2026-82101?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Path Traversal in IBM Datastage On Cloud Pak For Data

CVE-2026-82101

IBM DataStage on Cloud Pak for Data 5.4.0.0 could allow a remote authenticated attacker to cause a denial of service due to a path traversal vulnerability.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2026-10-12 · last modified 2026-10-13.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

IBM Datastage On Cloud Pak For Data — versions 5.4.0.0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

www.ibm.com/support/pages/node/7288649 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-82101?: CVE-2026-82101 is a critical-severity vulnerability in IBM Datastage On Cloud Pak For Data, classified under Path Traversal. CVSS score: 9.6/10. Published 2026-10-12.
How severe is CVE-2026-82101?: Critical severity. CVSS v3 base score is 9.6 out of 10.