CVE-2026-7300 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in RTI Connext Professional (Web Integration Service) allows Filter Failure through Buffer Overflow.

[
  {
    "defaultStatus": "unaffected",
    "modules": [
      "Web Integration Service"
    ],
    "product": "Connext Professional",
    "packageName": "connext_professional",
    "packageURL": "pkg:generic/connext_professional",
    "vendor": "RTI",
    "versions": [
      {
        "lessThan": "7.*",
        "status": "affected",
        "version": "7.4.0",
        "versionType": "custom"
      },
      {
        "lessThan": "7.3.1.3",
        "status": "affected",
        "version": "7.0.0",
        "versionType": "custom"
      },
      {
        "lessThan": "6.1.*",
        "status": "affected",
        "version": "6.1.2",
        "versionType": "custom"
      }
    ]
  }
]