{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "Microsoft Edge (Chromium-based)",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "150.0.4078.50",
              "status": "affected",
              "version": "1.0.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Edge for iOS",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "150.0.4078.50",
              "status": "affected",
              "version": "1.0.0.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
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                  "criteria": "cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "150.0.4078.50",
                  "versionStartIncluding": "1.0.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:edge:*:*:*:*:*:iphone_os:*:*",
                  "versionEndExcluding": "150.0.4078.50",
                  "versionStartIncluding": "1.0.0.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-08-28T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Improper neutralization of input used for llm prompting in Microsoft Edge for iOS allows an unauthorized attacker to perform spoofing over a network."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-1427",
              "description": "CWE-1427: Improper Neutralization of Input Used for LLM Prompting",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-29T16:21:04.793Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": "Microsoft Edge for iOS Spoofing Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70331"
        }
      ],
      "title": "Microsoft Edge for iOS Spoofing Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-70331",
    "datePublished": "2026-08-28T17:41:29.160Z",
    "dateReserved": "2026-08-04T00:04:56.036Z",
    "dateUpdated": "2026-08-29T16:21:04.793Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}