GHSA-QW4W-VQ8V-2WCV

Vulnerability from github – Published: 2022-11-21 23:59 – Updated: 2022-11-30 19:22
VLAI?
Summary
Stored XSS using uppercase characters in HTMLEditor
Details

A malicious content author could add a Javascript payload to the href attribute of a link. A similar issue was identified and fixed via CVE-2022-28803. However, the fix didn't account for the casing of the href attribute. An attacker must have access to the CMS to exploit this issue.

Severity ?
5.4 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "silverstripe/framework"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.0.0"
            },
            {
              "fixed": "4.11.13"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2022-37430"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-11-21T23:59:38Z",
    "nvd_published_at": "2022-11-23T02:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A malicious content author could add a Javascript payload to the href attribute of a link. A similar issue was identified and fixed via CVE-2022-28803. However, the fix didn\u0027t account for the casing of the href attribute. An attacker must have access to the CMS to exploit this issue.",
  "id": "GHSA-qw4w-vq8v-2wcv",
  "modified": "2022-11-30T19:22:35Z",
  "published": "2022-11-21T23:59:38Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-37430"
    },
    {
      "type": "WEB",
      "url": "https://forum.silverstripe.org/c/releases"
    },
    {
      "type": "WEB",
      "url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/silverstripe/framework/CVE-2022-37430.yaml"
    },
    {
      "type": "WEB",
      "url": "https://www.silverstripe.org/blog/tag/release"
    },
    {
      "type": "WEB",
      "url": "https://www.silverstripe.org/download/security-releases"
    },
    {
      "type": "WEB",
      "url": "https://www.silverstripe.org/download/security-releases/cve-2022-37430"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Stored XSS using uppercase characters in HTMLEditor"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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