CVE-2020-13667

MEDIUM

Drupal Core 8.8.0-8.8.9, 8.9.0-8.9.5, 9.0.0-9.0.5 - Access Bypass in Workspaces Module

Title source: llm
STIX 2.1

Description

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.

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_confirm
https://www.drupal.org/sa-core-2020-008

Scores

CVSS v3 5.3
EPSS 0.0014
EPSS Percentile 34.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Details

CWE
CWE-276
Status published
Products (3)
drupal/core 8.8.0 - 8.8.10Packagist
drupal/drupal 8.8.0 - 8.8.10
drupal/drupal 8.8.0 - 8.8.10Packagist
Published May 17, 2021
Tracked Since Feb 18, 2026