GHSA-QGRR-F26J-87VF

Vulnerability from github – Published: 2022-05-24 17:29 – Updated: 2025-05-29 15:45
VLAI?
Summary
MantisBT XXS where a Custom Field with a crafted Regular Expression property is used
Details

An issue was discovered in MantisBT before 2.24.3. When editing an Issue in a Project where a Custom Field with a crafted Regular Expression property is used, improper escaping of the corresponding form input's pattern attribute allows HTML injection and, if CSP settings permit, execution of arbitrary JavaScript.

Severity ?
4.8 (Medium)
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "mantisbt/mantisbt"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.23.0"
            },
            {
              "fixed": "2.24.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-25288"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-05-29T15:45:29Z",
    "nvd_published_at": "2020-09-30T21:15:00Z",
    "severity": "MODERATE"
  },
  "details": "An issue was discovered in MantisBT before 2.24.3. When editing an Issue in a Project where a Custom Field with a crafted Regular Expression property is used, improper escaping of the corresponding form input\u0027s pattern attribute allows HTML injection and, if CSP settings permit, execution of arbitrary JavaScript.",
  "id": "GHSA-qgrr-f26j-87vf",
  "modified": "2025-05-29T15:45:30Z",
  "published": "2022-05-24T17:29:50Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-25288"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mantisbt/mantisbt/commit/221cf323f16a9738a5b27aaba94758f11281d85c"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/mantisbt/mantisbt"
    },
    {
      "type": "WEB",
      "url": "https://mantisbt.org/bugs/view.php?id=27275"
    },
    {
      "type": "WEB",
      "url": "http://github.com/mantisbt/mantisbt/commit/221cf323f16a9738a5b27aaba94758f11281d85c"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "MantisBT XXS where a Custom Field with a crafted Regular Expression property is used"
}


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