Vulnerability-Lookup

GHSA-68Q5-78XP-CWWC

Vulnerability from github – Published: 2025-11-25 20:48 – Updated: 2025-11-27 08:59

Summary

Contao is vulnerable to cross-site scripting in templates

Details

Impact

It is possible to inject code into the template output that will be executed in the browser in the front end and back end.

Patches

Update to Contao 4.13.57, 5.3.42 or 5.6.5.

Workarounds

Do not use the affected templates or patch them manually.

Refsources

https://contao.org/en/security-advisories/cross-site-scripting-in-templates

Severity

3.3 (Low)


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

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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-2025-65961"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79",
      "CWE-87"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-11-25T20:48:13Z",
    "nvd_published_at": "2025-11-25T19:15:51Z",
    "severity": "LOW"
  },
  "details": "### Impact\n\nIt is possible to inject code into the template output that will be executed in the browser in the front end and back end.\n\n### Patches\n\nUpdate to Contao 4.13.57, 5.3.42 or 5.6.5.\n\n### Workarounds\n\nDo not use the affected templates or patch them manually.\n\n### Refsources\n\nhttps://contao.org/en/security-advisories/cross-site-scripting-in-templates",
  "id": "GHSA-68q5-78xp-cwwc",
  "modified": "2025-11-27T08:59:34Z",
  "published": "2025-11-25T20:48:13Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/contao/contao/security/advisories/GHSA-68q5-78xp-cwwc"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-65961"
    },
    {
      "type": "WEB",
      "url": "https://contao.org/en/security-advisories/cross-site-scripting-in-templates"
    },
    {
      "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:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Contao is vulnerable to cross-site scripting in templates"
}

CVE-2025-65961 (GCVE-0-2025-65961)

Vulnerability from cvelistv5 – Published: 2025-11-25 19:06 – Updated: 2025-11-25 19:29

Title

Contao is vulnerable to cross-site scripting in templates

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, it is possible to inject code into the template output that will be executed in the browser in the front end and back end. This issue has been patched in versions 4.13.57, 5.3.42, and 5.6.5. A workaround for this issue involves not using the affected templates or patch them manually.

Severity

3.3 (Low)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-11-25 19:28 UTC

CWE

CWE-87 - Improper Neutralization of Alternate XSS Syntax

Assigner

GitHub_M CNA under the mitre root

CNA scorecard C 72/100 over 7637 records in the last 180 days details

References

2 references

URL	Tags
https://github.com/contao/contao/security/advisor…	x_refsource_CONFIRM
https://contao.org/en/security-advisories/cross-s…	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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JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-65961",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-11-25T19:28:53.256704Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-11-25T19:29:04.630Z",
          "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, it is possible to inject code into the template output that will be executed in the browser in the front end and back end. This issue has been patched in versions 4.13.57, 5.3.42, and 5.6.5. A workaround for this issue involves not using the affected templates or patch them manually."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
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          "descriptions": [
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      "providerMetadata": {
        "dateUpdated": "2025-11-25T19:06:37.395Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
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        },
        {
          "name": "https://contao.org/en/security-advisories/cross-site-scripting-in-templates",
          "tags": [
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      "source": {
        "advisory": "GHSA-68q5-78xp-cwwc",
        "discovery": "UNKNOWN"
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      "title": "Contao is vulnerable to cross-site scripting in templates"
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  "cveMetadata": {
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    "datePublished": "2025-11-25T19:06:37.395Z",
    "dateReserved": "2025-11-18T16:14:56.694Z",
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    "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.

Vulnerability timeline

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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