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EUVD-2026-51336

🗓️ 31 Jul 2026 00:30:22Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 25 Views

Unsigned integer underflow in open62541 PubSub verify path may cause denial of service via crafted datagram.

Related
Affected
Refs
[
  {
    "enisaIdVendor": [
      {
        "id": "e0f20c87-706b-3747-b6e0-9d05e21543e0",
        "vendor": {
          "name": "o6 Automation"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "3437f0c1-9bbf-3b4b-bcd0-725b17f690a8",
        "product": {
          "name": "Open62541",
          "vendor": {
            "name": "o6 Automation GmbH"
          }
        },
        "product_version": "master"
      },
      {
        "id": "8cace200-091a-3467-8f1d-8df7f6eedd42",
        "product": {
          "name": "Open62541",
          "vendor": {
            "name": "o6 Automation GmbH"
          }
        },
        "product_version": "1.5.0 ≤1.5.4"
      },
      {
        "id": "9d4badec-d2d5-37c1-b259-fbe748822a1c",
        "product": {
          "name": "Open62541",
          "vendor": {
            "name": "o6 Automation GmbH"
          }
        },
        "product_version": "1.4.0 ≤1.4.16"
      },
      {
        "id": "afe8affb-5734-3436-87f8-4a360b6a7991",
        "product": {
          "name": "Open62541",
          "vendor": {
            "name": "o6 Automation GmbH"
          }
        },
        "product_version": "1.3.0 ≤1.3.17"
      }
    ]
  }
]

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31 Jul 2026 00:30Current
5.9Medium risk
Vulners AI Score5.9
CVSS 48.2
CVSS 3.15.9
EPSS0.01822
25