{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "12.128.12"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2cf3d06d376e34ef7810685f9e65e08e4825f284"
            }
          ],
          "repo": "https://github.com/cap-go/capgo",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-wqc6-fhwf-qpww"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-639"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56215.json"
  },
  "details": "Capgo before 12.128.12 allows authenticated users to modify their mutable public.users.email to arbitrary addresses, which the SSO provisioning endpoint trusts as an account-merge key. Attackers can pre-position their account with a victim's corporate SSO email, causing the provision-user endpoint to merge the victim's SSO identity into the attacker-controlled account.",
  "id": "CVE-2026-56215",
  "modified": "2026-07-08T05:38:48.510363310Z",
  "published": "2026-06-20T00:14:38.298Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56215.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/Cap-go/capgo/security/advisories/GHSA-wqc6-fhwf-qpww"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56215"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/capgo-account-merge-via-poisoned-public-users-email-in-sso-provisioning"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Capgo - Account Merge via Poisoned public.users.email in SSO Provisioning"
}