Drupal · Drupal/Canvas · CVE-2026-3216
**Name of the Vulnerable Software and Affected Versions**
Drupal Canvas versions prior to 1.1.1
**Description**
A Server-Side Request Forgery (SSRF) issue exists in the Drupal Canvas module. The vulnerability is exposed when the hidden `canvas ai` submodule is enabled, typically through Drupal Recipes or deployment scripts. The module does not adequately sanitize user-supplied data within the messages JSON payload via crafted API requests. An attacker must possess a role with the "use Drupal Canvas AI" permission to exploit this issue.
**Recommendations**
Update to Drupal Canvas version 1.1.1 or later.