What is CVE-2026-84440?

CVE-2026-84440 is a high-severity vulnerability in IBM Guardium Data Protection, classified under OS Command Injection. CVSS score: 7.5/10. Published 2026-09-29.

How severe is CVE-2026-84440?

High severity. CVSS v3 base score is 7.5 out of 10.

RCE in IBM Guardium Data Protection

CVE-2026-84440

IBM Guardium Data Protection 12.2 is vulnerable to command injection in the SNMP alert notification functionality. An authenticated attacker who can influence policy alert text can cause attacker-controlled data to be executed as operating system commands by the SNMP alerter service, which runs 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 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/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/7288035 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-84440?: CVE-2026-84440 is a high-severity vulnerability in IBM Guardium Data Protection, classified under OS Command Injection. CVSS score: 7.5/10. Published 2026-09-29.
How severe is CVE-2026-84440?: High severity. CVSS v3 base score is 7.5 out of 10.