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UnratedFix available

Drupal core - Moderately critical - Information Disclosure - SA-CORE-2023-002

Type: patchSources: Drupal security

A Media module access-check issue could expose thumbnails of media items, including private files. Update Drupal core to the applicable fixed version.

Products
Drupal core
Affected versions
>=8.0.0 <9.4.12 || >=9.5.0 <9.5.5 || >=10.0.0 <10.0.5
Fixed versions
Drupal 10.0.5, Drupal 9.4.12, Drupal 9.5.5
CVEs
Not specified
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 14:33 UTC · Revision 1

Source evidence

Drupal core - Moderately critical - Information Disclosure - SA-CORE-2023-002

official-drupal-security · Original source

Published 15 Mar 2023, 16:21 UTC

A Media module access-check issue could expose thumbnails of media items, including private files. Update Drupal core to the applicable fixed version.

The Media module does not properly check entity access in some circumstances. This may result in users seeing thumbnails of media items they do not have access to, including for private files.

Drupal core

Fixed versions: Drupal 10.0.5, Drupal 9.5.5, Drupal 9.4.12

Complete source record
{
  "id": "83e219b50b4f8faac984767b5a5037a6fc1605d01d5479076d6845234ffa7ee2",
  "url": "https://www.drupal.org/sa-core-2023-002",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "Drupal core - Moderately critical - Information Disclosure - SA-CORE-2023-002",
    "summary": "A Media module access-check issue could expose thumbnails of media items, including private files. Update Drupal core to the applicable fixed version.",
    "evidence": "The Media module does not properly check entity access in some circumstances. This may result in users seeing thumbnails of media items they do not have access to, including for private files.",
    "products": [
      {
        "name": {
          "value": "Drupal core",
          "evidence": "Project: Drupal core"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "Drupal 10.0.5",
            "evidence": "If you are using Drupal 10.0, update to Drupal 10.0.5."
          },
          {
            "value": "Drupal 9.5.5",
            "evidence": "If you are using Drupal 9.5, update to Drupal 9.5.5."
          },
          {
            "value": "Drupal 9.4.12",
            "evidence": "If you are using Drupal 9.4, update to Drupal 9.4.12."
          }
        ],
        "affected_versions": [
          {
            "value": ">=8.0.0 <9.4.12 || >=9.5.0 <9.5.5 || >=10.0.0 <10.0.5",
            "evidence": "Affected versions: >=8.0.0 <9.4.12 || >=9.5.0 <9.5.5 || >=10.0.0 <10.0.5"
          }
        ]
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "official-drupal-security",
  "document_id": 23490,
  "published_at": "2023-03-15T16:21:27+00:00"
}