Zyosoft｜School App - Insecure Direct Object Reference

{
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  "dataVersion": "5.2",
  "cveMetadata": {
    "cveId": "CVE-2026-7491",
    "assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
    "assignerShortName": "twcert",
    "dateUpdated": "2026-05-02T09:14:25.760Z",
    "dateReserved": "2026-04-30T09:01:07.205Z",
    "datePublished": "2026-05-02T09:14:25.760Z",
    "state": "PUBLISHED"
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        "dateUpdated": "2026-05-02T09:14:25.760Z"
      },
      "datePublic": "2026-05-02T09:08:00.000Z",
      "title": "Zyosoft｜School App - Insecure Direct Object Reference",
      "descriptions": [
        {
          "lang": "en",
          "value": "School App developed by Zyosoft has an Insecure Direct Object Reference vulnerability, allowing authenticated remote attackers to modify a specific parameter to read and modify other users' data.",
          "supportingMedia": [
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              "value": "School App developed by Zyosoft has an Insecure Direct Object Reference vulnerability, allowing authenticated remote attackers to modify a specific parameter to read and modify other users' data."
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      "affected": [
        {
          "vendor": "Zyosoft",
          "product": "School App",
          "platforms": [
            "Android"
          ],
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "1.1.62"
            }
          ]
        },
        {
          "vendor": "Zyosoft",
          "product": "School App",
          "platforms": [
            "MacOS"
          ],
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "status": "affected",
              "versionType": "custom",
              "lessThan": "2.7.2"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-639 Authorization bypass through User-Controlled key",
              "cweId": "CWE-639",
              "type": "CWE"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://www.twcert.org.tw/tw/cp-132-10896-e3240-1.html",
          "tags": [
            "third-party-advisory"
          ]
        },
        {
          "url": "https://www.twcert.org.tw/en/cp-139-10897-64257-2.html",
          "tags": [
            "third-party-advisory"
          ]
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-21",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-21 Exploitation of Trusted Identifiers"
            }
          ]
        }
      ],
      "metrics": [
        {
          "format": "CVSS",
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              "lang": "en",
              "value": "GENERAL"
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          "cvssV3_1": {
            "version": "3.1",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
            "attackVector": "NETWORK",
            "attackComplexity": "LOW",
            "privilegesRequired": "LOW",
            "userInteraction": "NONE",
            "scope": "UNCHANGED",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "availabilityImpact": "NONE",
            "baseScore": 8.1,
            "baseSeverity": "HIGH"
          }
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Update School App (Android) to version 1.1.62 or later\n\nUpdate School App (iOS) to version 2.7.2 or later",
          "supportingMedia": [
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              "value": "Update School App (Android) to version 1.1.62 or later\n<br>Update School App (iOS) to version 2.7.2 or later"
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