IBM Guardium 12.2 insecure deserialization in Quartz JDBC job store
CVE-2026-84862 Published on September 25, 2026

IBM Guardium Data Protection is affected by multiple vulnerabilities.
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.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-84862 is exploitable with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
HIGH
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is a Marshaling, Unmarshaling Vulnerability?

The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid.

CVE-2026-84862 has been classified to as a Marshaling, Unmarshaling vulnerability or weakness.


Products Associated with CVE-2026-84862

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IBM Guardium Data Protection
 

Affected Versions

IBM Guardium Data Protection Version 12.2 is affected by CVE-2026-84862