Deserialization in IBM Guardium Data Protection

CVE-2026-84862

IBM Guardium Data Protection 12.2 is vulnerable to insecure deserialization in the Quartz JDBC job store. An authenticated attacker could exploit this vulnerability to execute arbitrary code on the affected system.

Vulnerability class: Insecure Deserialization

Published · last modified .

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

EPSS: 0.004 (31.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-84862: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-84862?
CVE-2026-84862 is a high-severity vulnerability in IBM Guardium Data Protection, classified under Deserialization of Untrusted Data. CVSS score: 7.2/10. Published 2026-09-25.
How severe is CVE-2026-84862?
High severity. CVSS v3 base score is 7.2 out of 10.