CVE-2026-18234 (GCVE-0-2026-18234)
Vulnerability from cvelistv5
Published
2026-08-29 06:00
Modified
2026-08-30 00:56
Summary
The MStore API WordPress plugin before 4.21.1 does not verify that the order targeted by its wallet payment handling belongs to the requester, and does not deduct the wallet balance for most payment methods, allowing any authenticated user, including Subscribers, to mark arbitrary orders as paid without any payment being taken.
References
Impacted products
Vendor Product Version
Unknown MStore API Version: 0   
Create a notification for this product.
Show details on NVD website


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            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "HIGH",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
              "version": "3.1"
            }
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                "id": "CVE-2026-18234",
                "options": [
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        "providerMetadata": {
          "dateUpdated": "2026-08-30T00:56:52.716Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "MStore API",
          "vendor": "Unknown",
          "versions": [
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              "lessThan": "4.21.1",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
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      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Erwan LR (WPScan)"
        },
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          "type": "coordinator",
          "value": "WPScan"
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      "descriptions": [
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          "lang": "en",
          "value": "The MStore API  WordPress plugin before 4.21.1 does not verify that the order targeted by its wallet payment handling belongs to the requester, and does not deduct the wallet balance for most payment methods, allowing any authenticated user, including Subscribers, to mark arbitrary orders as paid without any payment being taken."
        }
      ],
      "problemTypes": [
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              "description": "CWE-862 Missing Authorization",
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      "providerMetadata": {
        "dateUpdated": "2026-08-29T06:00:20.085Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
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      "references": [
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          "tags": [
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          "url": "https://wpscan.com/vulnerability/1dc31c4e-9687-4056-a93e-9509c5a88828/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "MStore API \u003c 4.21.1 - Subscriber+ Arbitrary Order Payment Bypass via Wallet",
      "x_generator": {
        "engine": "WPScan CVE Generator"
      }
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  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2026-18234",
    "datePublished": "2026-08-29T06:00:20.085Z",
    "dateReserved": "2026-07-29T12:20:21.389Z",
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    "state": "PUBLISHED"
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  "dataVersion": "5.2"
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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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