{
  "$schema": "https://docs.oasis-open.org/csaf/csaf/v2.1/schema/csaf.json",
  "document": {
    "category": "csaf_security_advisory",
    "csaf_version": "2.1",
    "distribution": {
      "tlp": {
        "label": "RED"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "Generated from an analysis of SBOM wto-1.12.json (spdx-json, sha256 8e2ab88522e746652beea782f8ee9f1d50ca1a6dd2111e40475a185358b9e757)."
      },
      {
        "category": "general",
        "text": "This advisory is based on an INCOMPLETE analysis. The following analyzers did not produce results, so components they would have covered may carry vulnerabilities not listed here: shieldbom (fail).",
        "title": "Analysis coverage"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "security@ndaal.eu",
      "name": "ndaal Gesellschaft fuer Sicherheit in der Informationstechnik mbH & Co KG",
      "namespace": "https://ndaal.eu/csaf"
    },
    "references": [
      {
        "category": "self",
        "summary": "This advisory",
        "url": "https://ndaal.eu/csaf/ndaal-sba-2912-0352"
      }
    ],
    "title": "Vulnerabilities found in SBOM wto-1.12.json",
    "tracking": {
      "current_release_date": "2026-09-20T20:01:53Z",
      "generator": {
        "engine": {
          "name": "ndaal SBOM Auditor",
          "version": "1.6.26"
        }
      },
      "id": "ndaal-sba-2912-0352",
      "initial_release_date": "2026-09-20T20:01:53Z",
      "revision_history": [
        {
          "date": "2026-09-20T20:01:53Z",
          "number": "1.0.0",
          "summary": "Initial advisory generated from an SBOM analysis."
        }
      ],
      "status": "final",
      "version": "1.0.0"
    }
  },
  "product_tree": {
    "full_product_names": [
      {
        "name": "stdlib@go1.26.2",
        "product_id": "CSAFPID-0001",
        "product_identification_helper": {
          "purls": [
            "pkg:golang/stdlib@1.26.2"
          ]
        }
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-27145",
      "notes": [
        {
          "category": "description",
          "text": "(*x509.Certificate).VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name (SAN) entries. This caused strings.Split(host, \".\") to execute repeatedly on the same input hostname.\n\nWith a large DNS SAN list, verification costs scaled quadratically based on the number of SAN entries multiplied by the hostname's label count. Because x509.Verify validates hostnames before building the certificate chain, this overhead occurred even for untrusted certificates."
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001"
        ]
      },
      "metrics": [
        {
          "content": {
            "cvss_v3": {
              "version": "3.1",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "attackVector": "NETWORK",
              "attackComplexity": "LOW",
              "privilegesRequired": "NONE",
              "userInteraction": "NONE",
              "scope": "UNCHANGED",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "availabilityImpact": "HIGH"
            }
          },
          "products": [
            "CSAFPID-0001"
          ]
        }
      ],
      "title": "GO-2026-5037",
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Upgrade to 1.25.11 or later.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        }
      ]
    }
  ]
}