[IT-SecNots] [Security-news] Webform REST - Less critical - Access bypass - SA-CONTRIB-2026-186

[security-news AT drupal.org]

View online: https://www.drupal.org/sa-contrib-2026-186

Project: Webform REST [1]
Project machine name: webform_rest
Date: 2026-September-23
Security risk: *Less critical* 9 ∕ 25
AC:Basic/A:User/CI:Some/II:None/E:Theoretical/TD:Uncommon [2]
Vulnerability: Access bypass

Affected versions: <4.2.1
CVE IDs: CVE-2026-96391
Description: 
This module enables you to retrieve and submit webforms via REST.

The module doesn't sufficiently check permission to webform and webform
submission entities when retrieving webform elements or fields.

Solution: 
Install the latest version:

 * Upgrade to Webform REST 4.2.1 [3]. The 4.1.x branch is no longer
   supported.

Reported By: 
 * Lauri  (laurii) [4]

Fixed By: 
 * Adam Bramley (acbramley) [5]
 * Miguel Ferreira (miguelpamferreira) [6]

Coordinated By: 
 * Swan Kalata (akalata) [7] of the Drupal Security Team
 * cilefen  (cilefen) [8] of the Drupal Security Team
 * Greg Knaddison (greggles) [9] of the Drupal Security Team
 * Mohit Aghera (mohit_aghera) [10], provisional member of the Drupal
   Security Team
 * Juraj Nemec (poker10) [11] of the Drupal Security Team
 * Jess  (xjm) [12] of the Drupal Security Team

------------------------------------------------------------------------------
Contribution record [13]

[1] https://www.drupal.org/project/webform_rest
[2] https://www.drupal.org/security-team/risk-levels
[3] https://www.drupal.org/project/webform_rest/releases/4.2.1
[4] https://www.drupal.org/u/laurii
[5] https://www.drupal.org/u/acbramley
[6] https://www.drupal.org/u/miguelpamferreira
[7] https://www.drupal.org/u/akalata
[8] https://www.drupal.org/u/cilefen
[9] https://www.drupal.org/u/greggles
[10] https://www.drupal.org/u/mohit_aghera
[11] https://www.drupal.org/u/poker10
[12] https://www.drupal.org/u/xjm
[13]  
https://new.drupal.org/contribution-record?source_link=https%3A//www.drupal.org/node/3624724

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