Drupal Entity access bypass for entities that do not have UUIDs or have protected revisions
In versions of Drupal 8 core prior to 8.3.7; There is a vulnerability in the entity access system that could allow unwanted access to view, create, update, or delete entities. This only affects entities that do not use or do not have UUIDs, and entities that have different access restrictions on different revisions of the same entity.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | drupal/core | >= 8.0, < 8.3.7 | 8.3.7 |
| Composer package | drupal/drupal | >= 8.0, < 8.3.7 | 8.3.7 |
| Drupal (core) | drupal/core | >= 8.0, < 8.3.7, >= 8.0, < 8.3.7 | 8.3.7 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2017-6925
- https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2017-6925.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2017-6925.yaml
- https://github.com/drupal/core
- https://www.drupal.org/SA-CORE-2017-004
- https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-08-16/drupal-core-multiple
- http://www.securityfocus.com/bid/100368
- http://www.securitytracker.com/id/1039200
- CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-269- Platform
- Composer, Drupal
- Package
drupal/core, drupal/drupal- Disclosed
- 13.05.2022
- Updated
- 11.10.2026 11:18
Sources and licenses
OSV / GitHub Advisory Database - GHSA-f4qx-jqfq-7785 - CC BY 4.0
Vulnerability history: drupal/core
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 146
- First → latest
- 02.2018 09.2026
- Without a fix
- 3
- Exploited in attacks
- 5
Severity breakdown
- Critical 15
- High 40
- Medium 60
- Low 5
- Unrated 26
Disclosures per year
- 2018: 4
- 2019: 14
- 2020: 12
- 2021: 11
- 2022: 55
- 2023: 6
- 2024: 23
- 2025: 8
- 2026: 13
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