CVE-2026-45330 (GCVE-0-2026-45330)

Vulnerability from cvelistv5 – Published: 2026-07-31 22:05 – Updated: 2026-07-31 22:05
VLAI
Title
Decidim: Verification admins can access supplied IDs from other organisations
Summary
Decidim is a participatory democracy framework. Prior to 0.30.9, from 0.31.0 before 0.31.5, and in 0.32.0.rc1 before 0.32.0.rc2, the identity-document verification admin controllers load pending Authorization records by raw identifier without confirming current_organization ownership, allowing an administrator from one tenant to view, approve, or reject another tenant’s ID-document request. This issue is fixed in versions 0.30.9, 0.31.5, and 0.32.0.rc2.
Severity
4.9 (Medium)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
  • CWE-862 - Missing Authorization
Assigner
References
Impacted products
Vendor Product Version
decidim decidim Affected: < 0.30.9
Affected: >= 0.31.0, < 0.31.5
Affected: >= 0.32.0.rc1, < 0.32.0.rc2
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "decidim",
          "vendor": "decidim",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 0.30.9"
            },
            {
              "status": "affected",
              "version": "\u003e= 0.31.0, \u003c 0.31.5"
            },
            {
              "status": "affected",
              "version": "\u003e= 0.32.0.rc1, \u003c 0.32.0.rc2"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Decidim is a participatory democracy framework. Prior to 0.30.9, from 0.31.0 before 0.31.5, and in 0.32.0.rc1 before 0.32.0.rc2, the identity-document verification admin controllers load pending Authorization records by raw identifier without confirming current_organization ownership, allowing an administrator from one tenant to view, approve, or reject another tenant\u2019s ID-document request. This issue is fixed in versions 0.30.9, 0.31.5, and 0.32.0.rc2."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
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            {
              "cweId": "CWE-639",
              "description": "CWE-639: Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-862",
              "description": "CWE-862: Missing Authorization",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-31T22:05:21.773Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/decidim/decidim/security/advisories/GHSA-86fh-w43w-338c",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/decidim/decidim/security/advisories/GHSA-86fh-w43w-338c"
        },
        {
          "name": "https://github.com/decidim/decidim/releases/tag/v0.30.9",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/decidim/decidim/releases/tag/v0.30.9"
        },
        {
          "name": "https://github.com/decidim/decidim/releases/tag/v0.31.5",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/decidim/decidim/releases/tag/v0.31.5"
        },
        {
          "name": "https://github.com/decidim/decidim/releases/tag/v0.32.0.rc2",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/decidim/decidim/releases/tag/v0.32.0.rc2"
        }
      ],
      "source": {
        "advisory": "GHSA-86fh-w43w-338c",
        "discovery": "UNKNOWN"
      },
      "title": "Decidim: Veri\ufb01cation admins can access supplied IDs from other organisations"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-45330",
    "datePublished": "2026-07-31T22:05:21.773Z",
    "dateReserved": "2026-05-11T20:50:30.540Z",
    "dateUpdated": "2026-07-31T22:05:21.773Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-45330",
      "date": "2026-08-03",
      "epss": "0.00279",
      "percentile": "0.20185"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-45330\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2026-07-31T23:17:24.233\",\"lastModified\":\"2026-07-31T23:17:24.233\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Decidim is a participatory democracy framework. Prior to 0.30.9, from 0.31.0 before 0.31.5, and in 0.32.0.rc1 before 0.32.0.rc2, the identity-document verification admin controllers load pending Authorization records by raw identifier without confirming current_organization ownership, allowing an administrator from one tenant to view, approve, or reject another tenant\u2019s ID-document request. This issue is fixed in versions 0.30.9, 0.31.5, and 0.32.0.rc2.\"}],\"affected\":[{\"source\":\"security-advisories@github.com\",\"affectedData\":[{\"vendor\":\"decidim\",\"product\":\"decidim\",\"versions\":[{\"version\":\"\u003c 0.30.9\",\"status\":\"affected\"},{\"version\":\"\u003e= 0.31.0, \u003c 0.31.5\",\"status\":\"affected\"},{\"version\":\"\u003e= 0.32.0.rc1, \u003c 0.32.0.rc2\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":4.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.2,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-639\"},{\"lang\":\"en\",\"value\":\"CWE-862\"}]}],\"references\":[{\"url\":\"https://github.com/decidim/decidim/releases/tag/v0.30.9\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/decidim/decidim/releases/tag/v0.31.5\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/decidim/decidim/releases/tag/v0.32.0.rc2\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/decidim/decidim/security/advisories/GHSA-86fh-w43w-338c\",\"source\":\"security-advisories@github.com\"}]}}"
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.