github - ghsa-xgvx-m8xh-737m

ghsa-xgvx-m8xh-737m

Vulnerability from github

Published

2022-05-24 17:43

Modified

2022-05-24 17:43

Severity ?

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

Details

The DOMParser API did not properly process '' elements for escaping. This could be used as an mXSS vector to bypass an HTML Sanitizer. This vulnerability affects Firefox < 86.

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2021-23974"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-02-26T02:15:00Z",
    "severity": "MODERATE"
  },
  "details": "The DOMParser API did not properly process \u0027\u003cnoscript\u003e\u0027 elements for escaping. This could be used as an mXSS vector to bypass an HTML Sanitizer. This vulnerability affects Firefox \u003c 86.",
  "id": "GHSA-xgvx-m8xh-737m",
  "modified": "2022-05-24T17:43:14Z",
  "published": "2022-05-24T17:43:14Z",
  "references": [
    {
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      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-23974"
    },
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    },
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      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202104-10"
    },
    {
      "type": "WEB",
      "url": "https://www.mozilla.org/security/advisories/mfsa2021-07"
    }
  ],
  "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"
    }
  ]
}

CVE-2021-23974 (GCVE-0-2021-23974)

Vulnerability from cvelistv5

Published

2021-02-26 01:51

Modified

2024-08-03 19:14

Severity ?

CWE

noscript elements could have led to an HTML Sanitizer bypass

Summary

The DOMParser API did not properly process '<noscript>' elements for escaping. This could be used as an mXSS vector to bypass an HTML Sanitizer. This vulnerability affects Firefox < 86.

References

►

URL

Tags

	https://www.mozilla.org/security/advisories/mfsa2021-07/	x_refsource_MISC
	https://bugzilla.mozilla.org/buglist.cgi?bug_id=1528997%2C1683627	x_refsource_MISC
	https://security.gentoo.org/glsa/202104-10	vendor-advisory, x_refsource_GENTOO

Impacted products

	Vendor	Product	Version
	Mozilla	Firefox	Version: < 86

Show details on NVD website

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