{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "4.0.0"
              },
              {
                "fixed": "4.13.53"
              },
              {
                "introduced": "5.0.0"
              },
              {
                "fixed": "5.3.30"
              },
              {
                "introduced": "5.4.0"
              },
              {
                "fixed": "5.5.6"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "84b2fe637d5ead531f117f26b48d1b9de8df4074"
            },
            {
              "fixed": "4cee054d9cc1c2bb45a4860563246572cbd5c76b"
            },
            {
              "introduced": "8cb541c59cb07ecb62fc5c5685c6448f38b97ad8"
            },
            {
              "fixed": "1899dd416c9849eab1b1ed5c89cfbb9785de8f22"
            },
            {
              "introduced": "3173ec39227e5454439be24f7169bad5e0eb69f8"
            },
            {
              "fixed": "62b1b973fbc36fbbd834ee611972bcadaf5c82d6"
            }
          ],
          "repo": "https://github.com/contao/contao",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-vqqr-fgmh-f626"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-79"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/29xxx/CVE-2025-29790.json"
  },
  "details": "Contao is an Open Source CMS. Users can upload SVG files with malicious code, which is then executed in the back end and/or front end. This vulnerability is fixed in Contao 4.13.54, 5.3.30, or 5.5.6.",
  "id": "CVE-2025-29790",
  "modified": "2026-08-12T03:51:20.695417858Z",
  "published": "2025-03-18T18:36:34.279Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://contao.org/en/security-advisories/cross-site-scripting-through-svg-uploads"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/29xxx/CVE-2025-29790.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/contao/contao/security/advisories/GHSA-vqqr-fgmh-f626"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-29790"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Contao allows cross-site scripting through SVG uploads"
}