github - ghsa-qhxp-v273-g94h

ghsa-qhxp-v273-g94h

Vulnerability from github

Published

2025-09-08 12:30

Modified

2025-09-12 20:01

Severity ?

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

Summary

sanitize-html is vulnerable to XSS through incomprehensive sanitization

Details

sanitize-html prior to version 2.0.0-beta is vulnerable to Cross-site Scripting (XSS). The sanitizeHtml() function in index.js does not sanitize content when using the custom transformTags option, which is intended to convert attribute values into text. As a result, malicious input can be transformed into executable code.

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JSON

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "sanitize-html"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.0.0-beta"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2019-25225"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-09-12T20:01:43Z",
    "nvd_published_at": "2025-09-08T10:15:33Z",
    "severity": "MODERATE"
  },
  "details": "`sanitize-html` prior to version 2.0.0-beta is vulnerable to Cross-site Scripting (XSS). The `sanitizeHtml()` function in `index.js` does not sanitize content when using the custom `transformTags` option, which is intended to convert attribute values into text. As a result, malicious input can be transformed into executable code.",
  "id": "GHSA-qhxp-v273-g94h",
  "modified": "2025-09-12T20:01:43Z",
  "published": "2025-09-08T12:30:33Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-25225"
    },
    {
      "type": "WEB",
      "url": "https://github.com/apostrophecms/sanitize-html/issues/293"
    },
    {
      "type": "WEB",
      "url": "https://github.com/apostrophecms/sanitize-html/pull/156"
    },
    {
      "type": "WEB",
      "url": "https://github.com/apostrophecms/sanitize-html/commit/712cb6895825c8bb6ede71a16b42bade42abcaf3"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Checkmarx/Vulnerabilities-Proofs-of-Concept/tree/main/2019/CVE-2019-25225"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/apostrophecms/sanitize-html"
    }
  ],
  "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": "sanitize-html is vulnerable to XSS through incomprehensive sanitization"
}

CVE-2019-25225 (GCVE-0-2019-25225)

Vulnerability from cvelistv5

Published

2025-09-08 10:02

Modified

2025-09-08 15:18

Severity ?

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

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

Summary

`sanitize-html` prior to version 2.0.0-beta is vulnerable to Cross-site Scripting (XSS). The `sanitizeHtml()` function in `index.js` does not sanitize content when using the custom `transformTags` option, which is intended to convert attribute values into text. As a result, malicious input can be transformed into executable code.

References

▼	URL	Tags
	https://github.com/apostrophecms/sanitize-html/issues/293	issue-tracking
	https://github.com/apostrophecms/sanitize-html/pull/156
	https://github.com/apostrophecms/sanitize-html/commit/712cb6895825c8bb6ede71a16b42bade42abcaf3	patch
	https://github.com/Checkmarx/Vulnerabilities-Proofs-of-Concept/tree/main/2019/CVE-2019-25225	exploit

Impacted products

	Vendor	Product	Version
			Version: 0

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2019-25225",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-09-08T15:17:07.822892Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-09-08T15:18:19.841Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://registry.npmjs.org",
          "defaultStatus": "unaffected",
          "packageName": "sanitize-html",
          "versions": [
            {
              "lessThan": "2.0.0-beta",
              "status": "affected",
              "version": "0",
              "versionType": "npm"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cdiv\u003e\u003cp\u003e`sanitize-html` prior to version 2.0.0-beta is vulnerable to Cross-site Scripting (XSS). The `sanitizeHtml()` function in `index.js` does not sanitize content when using the custom `transformTags` option, which is intended to convert attribute values into text. As a result, malicious input can be transformed into executable code.\u003c/p\u003e\u003c/div\u003e\u003cdiv\u003e\u003c/div\u003e"
            }
          ],
          "value": "`sanitize-html` prior to version 2.0.0-beta is vulnerable to Cross-site Scripting (XSS). The `sanitizeHtml()` function in `index.js` does not sanitize content when using the custom `transformTags` option, which is intended to convert attribute values into text. As a result, malicious input can be transformed into executable code."
        }
      ],
      "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"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
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              "cweId": "CWE-79",
              "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or \u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-08T10:02:42.945Z",
        "orgId": "596c5446-0ce5-4ba2-aa66-48b3b757a647",
        "shortName": "Checkmarx"
      },
      "references": [
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/apostrophecms/sanitize-html/issues/293"
        },
        {
          "url": "https://github.com/apostrophecms/sanitize-html/pull/156"
        },
        {
          "tags": [
            "patch"
          ],
          "url": "https://github.com/apostrophecms/sanitize-html/commit/712cb6895825c8bb6ede71a16b42bade42abcaf3"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/Checkmarx/Vulnerabilities-Proofs-of-Concept/tree/main/2019/CVE-2019-25225"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "596c5446-0ce5-4ba2-aa66-48b3b757a647",
    "assignerShortName": "Checkmarx",
    "cveId": "CVE-2019-25225",
    "datePublished": "2025-09-08T10:02:42.945Z",
    "dateReserved": "2025-09-05T16:03:18.243Z",
    "dateUpdated": "2025-09-08T15:18:19.841Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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