CVE-2026-100145

Synchrony Financing 1.0.5 - 1.1.1 - Unauthenticated Order Takeover via admin_order_callback REST Route

Medium 6.5

The Synchrony Financing WordPress plugin before 1.1.2 does not properly authorise requests to one of its REST routes that modifies WooCommerce orders, allowing unauthenticated attackers to reassign any order to an account they control, tamper with its details, and read the associated customer's personal data.

Assigner
WPScan
Published
2026-10-21
Updated
2026-10-21
Reserved
2026-09-25

Scores

SourceCVSSScoreSeverityVector
CISA-ADP3.16.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Weaknesses

Affected

VendorProductVersions
Unknown Synchrony Financing 1.0.5 to < 1.1.2 (affected)
others: unaffected

References

Full CVE JSON record (5.2)

API · GitHub · cve.org

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  "containers": {
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      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2026-100145",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-10-21T10:25:08.270385Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-863",
                "description": "CWE-863 Incorrect Authorization",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-10-21T10:35:09.435Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Synchrony Financing",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThan": "1.1.2",
              "status": "affected",
              "version": "1.0.5",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Naoki Kawahigashi"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "WPScan"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Synchrony Financing WordPress plugin before 1.1.2 does not properly authorise requests to one of its REST routes that modifies WooCommerce orders, allowing unauthenticated attackers to reassign any order to an account they control, tamper with its details, and read the associated customer\u0027s personal data."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-863 Incorrect Authorization",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-21T06:00:16.196Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
      },
      "references": [
        {
          "tags": [
            "exploit",
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://wpscan.com/vulnerability/87d37c99-1229-4747-b562-5151aa9e92f2/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Synchrony Financing 1.0.5 - 1.1.1 - Unauthenticated Order Takeover via admin_order_callback REST Route",
      "x_generator": {
        "engine": "WPScan CVE Generator"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2026-100145",
    "datePublished": "2026-10-21T06:00:16.196Z",
    "dateReserved": "2026-09-25T11:35:30.393Z",
    "dateUpdated": "2026-10-21T10:35:09.435Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
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