Security advisory

{
  "id": "a0dc5dc089e9fc427891daf46b7a8b523ebece6cb5ca2c6122ee9b1a6b77dd67",
  "url": "https://osv.dev/vulnerability/CVE-2024-27186",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2024-27186",
    "summary": "The mail template feature lacks an escaping mechanism, causing XSS vectors in multiple extensions.",
    "evidence": "osv:CVE-2024-27186",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2024-27186",
      "aliases": [
        "BIT-joomla-2024-27186",
        "CVE-2024-27186"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/joomla/joomla-cms",
              "type": "GIT",
              "events": [
                {
                  "introduced": "5f20de27b9640124ba185670a36ec40ebc9ec3f9"
                },
                {
                  "fixed": "bbfe0e059692d84e694987b5a97bededc7409dde"
                },
                {
                  "introduced": "0e23b165e580270f5b53f9dc0c5fd17011f4bf87"
                },
                {
                  "fixed": "458d846681bd92a64e0e7a2b3a39159c8e751c0d"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:joomla:joomla\\!:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.0.0"
                      },
                      {
                        "fixed": "4.4.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:joomla:joomla\\!:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.0.0"
                      },
                      {
                        "fixed": "5.1.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-27186.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:37.088215408Z",
      "provider": "osv",
      "references": [
        "https://developer.joomla.org/security-centre/944-20240803-core-xss-in-html-mail-templates.html"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2024-27186",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 434127,
  "published_at": "2024-08-20T16:15:10.893+00:00"
}