Vulnerability-Lookup

GHSA-98VJ-MM79-V77R

Vulnerability from github – Published: 2025-11-25 20:43 – Updated: 2025-11-27 08:59

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

Severity

6.6 (Medium)


                  
                    CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

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{
  "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"
}

CVE-2025-65960 (GCVE-0-2025-65960)

Vulnerability from cvelistv5 – Published: 2025-11-25 18:54 – Updated: 2025-11-25 20:00

Title

Contao is vulnerable to remote code execution in template closures

Summary

Contao is an Open Source CMS. From version 4.0.0 to before 4.13.57, before 5.3.42, and before 5.6.5, back end users with precise control over the contents of template closures can execute arbitrary PHP functions that do not have required parameters. This issue has been patched in versions 4.13.57, 5.3.42, and 5.6.5. A workaround for this issue involves manually patching the Contao\Template::once() method.

Severity

6.6 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-351 - Insufficient Type Distinction

Assigner

GitHub_M

References

2 references

URL	Tags
https://github.com/contao/contao/security/advisor…	x_refsource_CONFIRM
https://contao.org/en/security-advisories/remote-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
contao	contao	Affected: >= 4.0.0, < 4.13.57 Affected: >= 5.0.0-RC1, < 5.3.42 Affected: >= 5.4.0-RC1, < 5.6.5

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-65960",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-11-25T19:59:53.302405Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-11-25T20:00:14.687Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "contao",
          "vendor": "contao",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 4.0.0, \u003c 4.13.57"
            },
            {
              "status": "affected",
              "version": "\u003e= 5.0.0-RC1, \u003c 5.3.42"
            },
            {
              "status": "affected",
              "version": "\u003e= 5.4.0-RC1, \u003c 5.6.5"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Contao is an Open Source CMS. From version 4.0.0 to before 4.13.57, before 5.3.42, and before 5.6.5, back end users with precise control over the contents of template closures can execute arbitrary PHP functions that do not have required parameters. This issue has been patched in versions 4.13.57, 5.3.42, and 5.6.5. A workaround for this issue involves manually patching the Contao\\Template::once() method."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.6,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-351",
              "description": "CWE-351: Insufficient Type Distinction",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-11-25T18:54:48.897Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/contao/contao/security/advisories/GHSA-98vj-mm79-v77r",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/contao/contao/security/advisories/GHSA-98vj-mm79-v77r"
        },
        {
          "name": "https://contao.org/en/security-advisories/remote-code-execution-in-template-closures",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://contao.org/en/security-advisories/remote-code-execution-in-template-closures"
        }
      ],
      "source": {
        "advisory": "GHSA-98vj-mm79-v77r",
        "discovery": "UNKNOWN"
      },
      "title": "Contao is vulnerable to remote code execution in template closures"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2025-65960",
    "datePublished": "2025-11-25T18:54:48.897Z",
    "dateReserved": "2025-11-18T16:14:56.694Z",
    "dateUpdated": "2025-11-25T20:00:14.687Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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.

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