What is CVE-2026-84842?

CVE-2026-84842 is a high-severity vulnerability in IBM Guardium Data Protection, classified under Path Traversal. CVSS score: 8.1/10. Published 2026-09-29.

How severe is CVE-2026-84842?

High severity. CVSS v3 base score is 8.1 out of 10.

Path Traversal in IBM Guardium Data Protection

CVE-2026-84842

IBM Guardium Data Protection 12.2 is vulnerable to path traversal and arbitrary file deletion in the Datasource REST component. An authenticated remote attacker could exploit this vulnerability to delete files and potentially cause denial of service or impact system integrity.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2026-09-29 · last modified 2026-09-29.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/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 Guardium Data Protection — versions 12.2

Weakness classification (CWE)

CWE-22 — Path Traversal

References

www.ibm.com/support/pages/node/7288035 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-84842?: CVE-2026-84842 is a high-severity vulnerability in IBM Guardium Data Protection, classified under Path Traversal. CVSS score: 8.1/10. Published 2026-09-29.
How severe is CVE-2026-84842?: High severity. CVSS v3 base score is 8.1 out of 10.