ghsa-98vj-mm79-v77r
Vulnerability from github
Published
2025-11-25 20:43
Modified
2025-11-27 08:59
Severity ?
6.6 (Medium) - CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Summary
Contao is vulnerable to remote code execution in template closures
Details

Impact

Backend users with precise control over the contents of template closures can execute arbitrary PHP functions that do not have required parameters.

Patches

Update to Contao 4.13.57, 5.3.42 or 5.6.5

Workarounds

Manually patch the Contao\Template::once() method.

Resources

https://contao.org/en/security-advisories/remote-code-execution-in-template-closures

Show details on source website

To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "contao/core-bundle"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.0.0"
            },
            {
              "fixed": "4.13.57"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "contao/core-bundle"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.0.0-RC1"
            },
            {
              "fixed": "5.3.42"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "contao/core-bundle"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.4.0-RC1"
            },
            {
              "fixed": "5.6.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-65960"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-351"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-11-25T20:43:13Z",
    "nvd_published_at": "2025-11-25T19:15:51Z",
    "severity": "MODERATE"
  },
  "details": "### Impact\n\nBackend users with precise control over the contents of template closures can execute arbitrary PHP functions that do not have required parameters.\n\n### Patches\n\nUpdate to Contao 4.13.57, 5.3.42 or 5.6.5\n\n### Workarounds\n\nManually patch the `Contao\\Template::once()` method.\n\n### Resources\n\nhttps://contao.org/en/security-advisories/remote-code-execution-in-template-closures",
  "id": "GHSA-98vj-mm79-v77r",
  "modified": "2025-11-27T08:59:22Z",
  "published": "2025-11-25T20:43:13Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/contao/contao/security/advisories/GHSA-98vj-mm79-v77r"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-65960"
    },
    {
      "type": "WEB",
      "url": "https://github.com/contao/contao/commit/577d7fdd5b1ca84f65f034ff556865422f0a3bd1"
    },
    {
      "type": "WEB",
      "url": "https://github.com/contao/contao/commit/676f0855d39007ac9a0dbe7ae6a7414cba2312a5"
    },
    {
      "type": "WEB",
      "url": "https://github.com/contao/contao/commit/ebf84c90e5679a67060f396b924ce4a3c3f206b3"
    },
    {
      "type": "WEB",
      "url": "https://contao.org/en/security-advisories/remote-code-execution-in-template-closures"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/contao/contao"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Contao is vulnerable to remote code execution in template closures"
}


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