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Vulnerability record · CVE-2026-82340 · published 18 September 2026

CVE-2026-82340: Code injection vulnerability

IBM Guardium Data Protection 12.2 is vulnerable to unauthenticated insecure deserialization and attacker-controlled reflective method dispatch in the Change Audit System (CAS) listener. A network attacker able to reach TCP port 16017 may submit crafted serialized messages and potentially cause unintended code execution in the Guardium appliance.

9.8 CVSS 3.1 Critical EPSS 0.70% · top 49.0% CWE-94 · Code injection Awaiting Analysis
9.8CVSS 3.1 base score
0.70%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
23 Sep 2026Last modified by NVD

Description

IBM Guardium Data Protection 12.2 is vulnerable to unauthenticated insecure deserialization and attacker-controlled reflective method dispatch in the Change Audit System (CAS) listener. A network attacker able to reach TCP port 16017 may submit crafted serialized messages and potentially cause unintended code execution in the Guardium appliance.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

LinkTags
https://www.ibm.com/support/pages/node/7288040

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Source: NIST National Vulnerability Database (record CVE-2026-82340), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.