{"id":"CVE-2026-82340","title":"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","summary":"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…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-94"],"vendor":"IBM","product":"Guardium Data Protection","affected":["guardium_data_protection 12.2"],"published":"2026-09-18","updated":"2026-09-19","sourceUpdated":"2026-09-19T15:17:03.500","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-82340","references":[{"url":"https://www.ibm.com/support/pages/node/7288040","label":"psirt@us.ibm.com"}],"tags":["nvd","cve.org"],"epss":0.00511,"epssPercentile":0.42451,"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"total","timestamp":"2026-09-19T13:41:48.731996Z"},"ingestedAt":"2026-09-18T19:49:30.590Z","slug":"CVE-2026-82340","body":"## Overview\n\nIBM 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}