{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "ADJACENT_NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
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            "other": {
              "content": {
                "id": "CVE-2026-20452",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-01T00:00:00+00:00",
                "version": "2.0.3"
              },
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        "providerMetadata": {
          "dateUpdated": "2026-06-02T03:55:38.204Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "MediaTek chipset",
          "vendor": "MediaTek, Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "MT6890"
            },
            {
              "status": "affected",
              "version": "MT7615"
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            {
              "status": "affected",
              "version": "MT7915"
            },
            {
              "status": "affected",
              "version": "MT7916"
            },
            {
              "status": "affected",
              "version": "MT7981"
            },
            {
              "status": "affected",
              "version": "MT7986"
            },
            {
              "status": "affected",
              "version": "MT7990"
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              "status": "affected",
              "version": "MT7992"
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            {
              "status": "affected",
              "version": "MT7993"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In wlan AP driver, there is a possible memory corruption due to a heap buffer overflow. This could lead to remote (proximal/adjacent) code execution with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00480138; Issue ID: MSV-6295."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-122",
              "description": "CWE-122 Heap Overflow",
              "lang": "en",
              "type": "CWE"
            }
          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-01T03:20:08.315Z",
        "orgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374",
        "shortName": "MediaTek"
      },
      "references": [
        {
          "url": "https://corp.mediatek.com/product-security-bulletin/June-2026"
        }
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    "assignerShortName": "MediaTek",
    "cveId": "CVE-2026-20452",
    "datePublished": "2026-06-01T03:20:08.315Z",
    "dateReserved": "2025-11-03T01:30:59.013Z",
    "dateUpdated": "2026-06-02T03:55:38.204Z",
    "state": "PUBLISHED"
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  "dataVersion": "5.2"
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