CVE-2026-73488 (GCVE-0-2026-73488)
Vulnerability from cvelistv5
Published
2026-08-13 11:28
Modified
2026-08-13 14:51
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
Summary
Flowise versions before 3.1.3 contain an insecure direct object reference vulnerability in the GET /api/v1/organization/customer-default-source endpoint that allows authenticated attackers to access other customers' payment and profile data by manipulating the customerId parameter. Attackers can enumerate predictable customer IDs to retrieve sensitive information including email addresses, account balances, currency types, and billing configurations without authorization checks.
Impacted products
Vendor Product Version
FlowiseAI Flowise Version: 0   
Create a notification for this product.
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-73488",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-13T14:50:19.787799Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-13T14:51:27.647Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-2364-jh4q-m9vm"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageURL": "pkg:npm/flowise",
          "product": "Flowise",
          "vendor": "FlowiseAI",
          "versions": [
            {
              "lessThan": "3.1.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "3.1.3",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:flowiseai:flowise:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "3.1.3",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "truongvip1"
        }
      ],
      "datePublic": "2026-07-27T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Flowise versions before 3.1.3 contain an insecure direct object reference vulnerability in the GET /api/v1/organization/customer-default-source endpoint that allows authenticated attackers to access other customers\u0027 payment and profile data by manipulating the customerId parameter. Attackers can enumerate predictable customer IDs to retrieve sensitive information including email addresses, account balances, currency types, and billing configurations without authorization checks."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "PRESENT",
            "attackVector": "NETWORK",
            "baseScore": 6,
            "baseSeverity": "MEDIUM",
            "privilegesRequired": "LOW",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "NONE"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-639",
              "description": "Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-13T11:28:07.407Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "GitHub Security Advisory (GHSA-2364-jh4q-m9vm)",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-2364-jh4q-m9vm"
        },
        {
          "name": "VulnCheck Advisory: Flowise before 3.1.3 IDOR via customer-default-source endpoint",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/flowise-before-idor-via-customer-default-source-endpoint"
        }
      ],
      "title": "Flowise before 3.1.3 IDOR via customer-default-source endpoint",
      "x_generator": {
        "engine": "vulncheck-endgame"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2026-73488",
    "datePublished": "2026-08-13T11:28:07.407Z",
    "dateReserved": "2026-08-12T18:19:17.025Z",
    "dateUpdated": "2026-08-13T14:51:27.647Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"cna\": {\"providerMetadata\": {\"orgId\": \"83251b91-4cc7-4094-a5c7-464a1b83ea10\", \"shortName\": \"VulnCheck\", \"dateUpdated\": \"2026-08-13T11:28:07.407Z\"}, \"datePublic\": \"2026-07-27T00:00:00.000Z\", \"title\": \"Flowise before 3.1.3 IDOR via customer-default-source endpoint\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"Flowise versions before 3.1.3 contain an insecure direct object reference vulnerability in the GET /api/v1/organization/customer-default-source endpoint that allows authenticated attackers to access other customers\u0027 payment and profile data by manipulating the customerId parameter. Attackers can enumerate predictable customer IDs to retrieve sensitive information including email addresses, account balances, currency types, and billing configurations without authorization checks.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"description\": \"Authorization Bypass Through User-Controlled Key\", \"cweId\": \"CWE-639\", \"type\": \"CWE\"}]}], \"affected\": [{\"vendor\": \"FlowiseAI\", \"product\": \"Flowise\", \"defaultStatus\": \"unaffected\", \"packageURL\": \"pkg:npm/flowise\", \"versions\": [{\"version\": \"0\", \"status\": \"affected\", \"versionType\": \"semver\", \"lessThan\": \"3.1.3\"}, {\"version\": \"3.1.3\", \"status\": \"unaffected\", \"versionType\": \"semver\"}]}], \"cpeApplicability\": [{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:flowiseai:flowise:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"3.1.3\"}]}]}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV4_0\": {\"version\": \"4.0\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"attackRequirements\": \"PRESENT\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"vulnConfidentialityImpact\": \"HIGH\", \"vulnIntegrityImpact\": \"NONE\", \"vulnAvailabilityImpact\": \"NONE\", \"subConfidentialityImpact\": \"NONE\", \"subIntegrityImpact\": \"NONE\", \"subAvailabilityImpact\": \"NONE\", \"baseScore\": 6, \"baseSeverity\": \"MEDIUM\"}}], \"references\": [{\"url\": \"https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-2364-jh4q-m9vm\", \"tags\": [\"vendor-advisory\"], \"name\": \"GitHub Security Advisory (GHSA-2364-jh4q-m9vm)\"}, {\"name\": \"VulnCheck Advisory: Flowise before 3.1.3 IDOR via customer-default-source endpoint\", \"tags\": [\"third-party-advisory\"], \"url\": \"https://www.vulncheck.com/advisories/flowise-before-idor-via-customer-default-source-endpoint\"}], \"credits\": [{\"lang\": \"en\", \"value\": \"truongvip1\", \"type\": \"reporter\"}], \"x_generator\": {\"engine\": \"vulncheck-endgame\"}}, \"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-73488\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-08-13T14:50:19.787799Z\"}}}], \"references\": [{\"url\": \"https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-2364-jh4q-m9vm\", \"tags\": [\"exploit\"]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-08-13T14:51:15.166Z\"}}]}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-73488\", \"assignerOrgId\": \"83251b91-4cc7-4094-a5c7-464a1b83ea10\", \"state\": \"PUBLISHED\", \"assignerShortName\": \"VulnCheck\", \"dateReserved\": \"2026-08-12T18:19:17.025Z\", \"datePublished\": \"2026-08-13T11:28:07.407Z\", \"dateUpdated\": \"2026-08-13T14:51:27.647Z\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.


Loading…

Loading…