drupal/oauth2_server - SA-CONTRIB-2025-020
Provides OAuth2 server functionality based on the oauth2-server-php library.
The module does not consistently enforce admin configurations allowing users on a disabled server to still authenticate.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | drupal/oauth2_server | < 2.1.0 | 2.1.0 |
| Drupal module | drupal/oauth2_server | < 2.1.0 | 2.1.0 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-862- Platform
- Composer, Drupal
- Package
drupal/oauth2_server- Disclosed
- 26.02.2025
- Updated
- 11.10.2026 12:18
Sources and licenses
OSV / GitHub Advisory Database - GHSA-4f8q-mwgc-3mwc - CC BY 4.0
OSV / GitHub Advisory Database - DRUPAL-CONTRIB-2025-020 - CC BY-SA 2.0; code GPL-2.0-or-later
Vulnerability history: drupal/oauth2_server
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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