HighGHSA-mmjr-5q74-p3m4BIT-drupal-2020-13670CVE-2020-13670DRUPAL-CORE-2020-011

Exposure of Resource to Wrong Sphere in Drupal Core

Published 12 Feb 2022 · Updated 10 Dec 2025

Affected packages

drupal/coreComposer

Affected: >=8.0.0 <8.8.10
Fixed in: 8.8.10

Update to the fixed version for your release line, for example:composer require drupal/core:^8.8.10

drupal/coreComposer

Affected: >=8.9.0 <8.9.6
Fixed in: 8.9.6

Update to the fixed version for your release line, for example:composer require drupal/core:^8.9.6

drupal/coreComposer

Affected: >=9.0.0 <9.0.6
Fixed in: 9.0.6

Update to the fixed version for your release line, for example:composer require drupal/core:^9.0.6

drupal/drupalComposer

Affected: >=8.0.0 <8.8.10
Fixed in: 8.8.10

Update to the fixed version for your release line, for example:composer require drupal/drupal:^8.8.10

drupal/drupalComposer

Affected: >=8.9.0 <8.9.6
Fixed in: 8.9.6

Update to the fixed version for your release line, for example:composer require drupal/drupal:^8.9.6

drupal/drupalComposer

Affected: >=9.0.0 <9.0.6
Fixed in: 9.0.6

Update to the fixed version for your release line, for example:composer require drupal/drupal:^9.0.6

Details

Information Disclosure vulnerability in file module of Drupal Core allows an attacker to gain access to the file metadata of a permanent private file that they do not have access to by guessing the ID of the file. This issue affects: Drupal Core 8.8.x versions prior to 8.8.10; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.

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References

Advisory data from OSV.dev (opens OSV.dev in a new tab), refreshed daily.