github - ghsa-cchq-397m-q2qm

ghsa-cchq-397m-q2qm

Vulnerability from github

Published

2025-12-02 18:30

Modified

2025-12-03 14:18

Severity ?

6.1 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Summary

Grav CMS is vulnerable to Cross Site Scripting (XSS) in the page editor

Details

Grav CMS 1.7.49 is vulnerable to Cross Site Scripting (XSS). The page editor allows authenticated users to edit page content via a Markdown editor. The editor fails to properly sanitize tags, allowing stored XSS payloads to execute when pages are viewed in the admin interface.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "getgrav/grav"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "1.7.49"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-65186"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-12-03T14:18:29Z",
    "nvd_published_at": "2025-12-02T17:16:06Z",
    "severity": "MODERATE"
  },
  "details": "Grav CMS 1.7.49 is vulnerable to Cross Site Scripting (XSS). The page editor allows authenticated users to edit page content via a Markdown editor. The editor fails to properly sanitize \u003cscript\u003e tags, allowing stored XSS payloads to execute when pages are viewed in the admin interface.",
  "id": "GHSA-cchq-397m-q2qm",
  "modified": "2025-12-03T14:18:29Z",
  "published": "2025-12-02T18:30:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-65186"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/getgrav/grav"
    },
    {
      "type": "WEB",
      "url": "https://github.com/lukehebe/Vulnerability-Disclosures/blob/main/CVE-2025-65186.pdf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Grav CMS is vulnerable to Cross Site Scripting (XSS) in the page editor"
}

CVE-2025-65186 (GCVE-0-2025-65186)

Vulnerability from cvelistv5

Published

2025-12-02 00:00

Modified

2025-12-02 19:31

Severity ?

6.1 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CWE

n/a

Summary

Grav CMS 1.7.49 is vulnerable to Cross Site Scripting (XSS). The page editor allows authenticated users to edit page content via a Markdown editor. The editor fails to properly sanitize <script> tags, allowing stored XSS payloads to execute when pages are viewed in the admin interface.

References

URL

Tags

	https://github.com/getgrav/grav
	https://github.com/lukehebe/Vulnerability-Disclosures/blob/main/CVE-2025-65186.pdf

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 6.1,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "CHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2025-65186",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-12-02T19:31:02.214349Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-79",
                "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-12-02T19:31:27.291Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Grav CMS 1.7.49 is vulnerable to Cross Site Scripting (XSS). The page editor allows authenticated users to edit page content via a Markdown editor. The editor fails to properly sanitize \u003cscript\u003e tags, allowing stored XSS payloads to execute when pages are viewed in the admin interface."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-02T16:10:27.237Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/getgrav/grav"
        },
        {
          "url": "https://github.com/lukehebe/Vulnerability-Disclosures/blob/main/CVE-2025-65186.pdf"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2025-65186",
    "datePublished": "2025-12-02T00:00:00.000Z",
    "dateReserved": "2025-11-18T00:00:00.000Z",
    "dateUpdated": "2025-12-02T19:31:27.291Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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