What is CVE-2026-84422?

CVE-2026-84422 is a high-severity vulnerability in IBM Guardium Data Protection, classified under OS Command Injection. CVSS score: 7.2/10. Published 2026-09-29.

How severe is CVE-2026-84422?

High severity. CVSS v3 base score is 7.2 out of 10.

RCE in IBM Guardium Data Protection

CVE-2026-84422

IBM Guardium Data Protection 12.2 is vulnerable to command injection in the CLI certificate SMIME recipient deletion functionality, allowing an authenticated privileged CLI user to execute arbitrary commands with root privileges.

Vulnerability class: Command Injection (OS Command Injection)

Published 2026-09-29 · last modified 2026-09-30.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/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-78 — OS Command Injection

References

www.ibm.com/support/pages/node/7288034 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-84422?: CVE-2026-84422 is a high-severity vulnerability in IBM Guardium Data Protection, classified under OS Command Injection. CVSS score: 7.2/10. Published 2026-09-29.
How severe is CVE-2026-84422?: High severity. CVSS v3 base score is 7.2 out of 10.