PT-2025-13855 · Drupal · Drupal Oauth2 Server

CVE-2025-31691

Published

2025-02-26

Updated

2025-04-01

CVSS v3.1

9.8

Critical

Vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Drupal OAuth2 Server versions 0.0.0 through 2.0.x

Description The issue is related to a Missing Authorization vulnerability in the Drupal OAuth2 Server, which allows Forceful Browsing.

Recommendations For versions 0.0.0 through 2.0.x, update to version 2.1.0 or later to resolve the issue.

Exploit

Fix

Missing Authorization

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CVE-2025-31691

DRUPAL-CONTRIB-2025-020

GHSA-4F8Q-MWGC-3MWC

Drupal Oauth2 Server