Improper ACL checks when injection schema.org contact data

{
  "id": "bc87a785efa80970f254f8d665aba3d9d0470f42857cb807c96fdd70e148f43e",
  "url": "https://developer.joomla.org/security-centre/1076-20260809-core-improper-acl-checks-when-injection-schema-org-contact-data.html",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "Improper ACL checks when injection schema.org contact data",
    "summary": "An improper access check can expose contact information from inaccessible contact items in schema.org snippets. Upgrade to a fixed version.",
    "evidence": "An improper access check injects contact information for unaccessible contact items into schema.org snippets.",
    "products": [
      {
        "name": {
          "value": "Joomla! CMS",
          "evidence": "Affected Installs Joomla! CMS versions 5.1.0-5.4.7, 6.0.0-6.1.2"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.4.8",
            "evidence": "Solution Upgrade to version 5.4.8, 6.1.3"
          },
          {
            "value": "6.1.3",
            "evidence": "Solution Upgrade to version 5.4.8, 6.1.3"
          }
        ],
        "affected_versions": [
          {
            "value": "5.1.0-5.4.7",
            "evidence": "Affected Installs Joomla! CMS versions 5.1.0-5.4.7, 6.0.0-6.1.2"
          },
          {
            "value": "6.0.0-6.1.2",
            "evidence": "Affected Installs Joomla! CMS versions 5.1.0-5.4.7, 6.0.0-6.1.2"
          }
        ]
      }
    ],
    "severity": "low",
    "fixed_cves": [],
    "related_cves": [
      {
        "value": "CVE-2026-73372",
        "evidence": "CVE Number: CVE-2026-73372"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "Impact: Low Severity: Low Probability: Low"
  },
  "source_id": "official-joomla-security",
  "document_id": 23886,
  "published_at": "2026-08-17T14:00:09+00:00"
}