MediumGHSA-x2q9-r8gm-f657BIT-drupal-2020-13667CVE-2020-13667DRUPAL-CORE-2020-008

Drupal Core Access bypass vulnerability

Published 24 May 2022 · Updated 10 Dec 2025

Affected packages

drupal/coreComposer
Affected
>=8.8.0 <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
Affected
>=8.8.0 <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
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
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

Access bypass vulnerability in of Drupal Core Workspaces allows an attacker to access data without correct permissions. The Workspaces module doesn't sufficiently check access permissions when switching workspaces, leading to an access bypass vulnerability. An attacker might be able to see content before the site owner intends people to see the content. This vulnerability is mitigated by the fact that sites are only vulnerable if they have installed the experimental Workspaces module. This issue affects Drupal Core8.8.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.

Is GHSA-x2q9-r8gm-f657 in any of your client repos?

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References

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