Critical severity9.8NVD Advisory· Published Mar 31, 2025· Updated Jun 17, 2026
CVE-2025-31691
CVE-2025-31691
Description
Missing Authorization vulnerability in Drupal OAuth2 Server allows Forceful Browsing.This issue affects OAuth2 Server: from 0.0.0 before 2.1.0.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
drupal/oauth2_serverPackagist | < 2.1.0 | 2.1.0 |
Affected products
3- cpe:2.3:a:oauth2_server_project:oauth2_server:*:*:*:*:*:drupal:*:*Range: <2.1.0
- Drupal/OAuth2 Serverv5Range: 0.0.0
Patches
Vulnerability mechanics
References
3- github.com/advisories/GHSA-4f8q-mwgc-3mwcghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-31691ghsaADVISORY
- www.drupal.org/sa-contrib-2025-020nvdThird Party AdvisoryWEB
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