{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "2.2.21"
              },
              {
                "introduced": "3.0.0-beta.1"
              },
              {
                "fixed": "3.1.26"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "introduced": "ea9737557806b44693c9bb029678bf288a6216e8"
            },
            {
              "fixed": "5ad2f21976004d16abd677efddd7d47458fa49e6"
            },
            {
              "fixed": "a365a0350feea629152acfb1d1d56beff10076a4"
            }
          ],
          "repo": "https://github.com/verbb/formie",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-pgxq-p76c-x9cg"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-639"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47266.json"
  },
  "details": "Formie is a Craft CMS plugin for creating forms. Prior to 2.2.21 and 3.1.26, unauthenticated users could modify existing submissions by posting a known or guessed submission ID to formie/submissions/save-submission. This vulnerability is fixed in 2.2.21 and 3.1.26.",
  "id": "CVE-2026-47266",
  "modified": "2026-07-08T05:36:29.059593061Z",
  "published": "2026-05-29T19:03:43.175Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/verbb/formie/releases/tag/2.2.21"
    },
    {
      "type": "WEB",
      "url": "https://github.com/verbb/formie/releases/tag/3.1.26"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47266.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/verbb/formie/security/advisories/GHSA-pgxq-p76c-x9cg"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-47266"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Formie: Unauthenticated front-end submission editing can overwrite existing submissions"
}