github - ghsa-63q7-h895-m982

ghsa-63q7-h895-m982

Vulnerability from github

Published

2020-12-18 22:51

Modified

2022-04-28 17:58

Severity ?

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

Summary

Cross-site Scripting in dompurify

Details

Cure53 DOMPurify before 2.0.17 allows mutation XSS. This occurs because a serialize-parse roundtrip does not necessarily return the original DOM tree, and a namespace can change from HTML to MathML, as demonstrated by nesting of FORM elements.

Show details on source website

JSON

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "dompurify"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.0.17"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-26870"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2020-12-18T22:51:27Z",
    "nvd_published_at": "2020-10-07T16:15:00Z",
    "severity": "MODERATE"
  },
  "details": "Cure53 DOMPurify before 2.0.17 allows mutation XSS. This occurs because a serialize-parse roundtrip does not necessarily return the original DOM tree, and a namespace can change from HTML to MathML, as demonstrated by nesting of FORM elements.",
  "id": "GHSA-63q7-h895-m982",
  "modified": "2022-04-28T17:58:51Z",
  "published": "2020-12-18T22:51:40Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-26870"
    },
    {
      "type": "WEB",
      "url": "https://github.com/cure53/DOMPurify/commit/02724b8eb048dd219d6725b05c3000936f11d62d"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/cure53/DOMPurify"
    },
    {
      "type": "WEB",
      "url": "https://github.com/cure53/DOMPurify/compare/2.0.16...2.0.17"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00029.html"
    },
    {
      "type": "WEB",
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-26870"
    },
    {
      "type": "WEB",
      "url": "https://research.securitum.com/mutation-xss-via-mathml-mutation-dompurify-2-0-17-bypass"
    },
    {
      "type": "WEB",
      "url": "https://snyk.io/vuln/SNYK-JS-DOMPURIFY-1016634"
    },
    {
      "type": "WEB",
      "url": "https://www.oracle.com//security-alerts/cpujul2021.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": "Cross-site Scripting in dompurify"
}

cve-2020-26870

Vulnerability from cvelistv5

Published

2020-10-07 15:50

Modified

2024-08-04 16:03

Severity ?

Summary

References

▼	URL	Tags
	https://research.securitum.com/mutation-xss-via-mathml-mutation-dompurify-2-0-17-bypass/	x_refsource_MISC
	https://github.com/cure53/DOMPurify/commit/02724b8eb048dd219d6725b05c3000936f11d62d	x_refsource_MISC
	https://github.com/cure53/DOMPurify/compare/2.0.16...2.0.17	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2020/10/msg00029.html	mailing-list, x_refsource_MLIST
	https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-26870	vendor-advisory, x_refsource_MS
	https://www.oracle.com//security-alerts/cpujul2021.html	x_refsource_MISC

Impacted products

▼	Vendor	Product
	n/a	n/a

Show details on NVD website

JSON

To clipboard

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            ],
            "url": "https://research.securitum.com/mutation-xss-via-mathml-mutation-dompurify-2-0-17-bypass/"
          },
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            "tags": [
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            ],
            "url": "https://github.com/cure53/DOMPurify/commit/02724b8eb048dd219d6725b05c3000936f11d62d"
          },
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            "url": "https://github.com/cure53/DOMPurify/compare/2.0.16...2.0.17"
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          "url": "https://www.oracle.com//security-alerts/cpujul2021.html"
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}

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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