CVE-2026-16480 IBM® Db2® is affected by an improper authorization vulnerability in the certain command, allowing a non-privileged user to bypass authority checks and modify database catalog data.

[
  {
    "vendor": "IBM",
    "product": "Db2",
    "versions": [
      {
        "status": "affected",
        "version": "11.5.0",
        "lessThanOrEqual": "11.5.9",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "12.1.0",
        "lessThanOrEqual": "12.1.5",
        "versionType": "semver"
      }
    ],
    "cpes": [
      "cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:db2:11.5.9:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:db2:12.1.0:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:db2:12.1.5:*:*:*:*:*:*:*"
    ]
  }
]