[IT-SecNots] [Security-news] Calculation Fields - Moderately critical - Cross-site Scripting - SA-CONTRIB-2026-023

[security-news AT drupal.org]

View online: https://www.drupal.org/sa-contrib-2026-023

Project: Calculation Fields [1]
Date: 2026-March-04
Security risk: *Moderately critical* 14 ∕ 25
AC:Basic/A:None/CI:Some/II:Some/E:Theoretical/TD:Uncommon [2]
Vulnerability: Cross-site Scripting

Affected versions: <1.0.4
CVE IDs: CVE-2026-3528
Description: 
This module extends the Drupal form API adding "Calculation element" form
element types, which can evaluate a maths expression. It offers webform
integration.

The module doesn't sufficiently validate user input; this could be exploited
to achieve Information Disclosure or Cross-site Scripting (XSS).

Solution: 
Install the latest version:

 * If you use the Calculation fields module, upgrade to Calculation fields
   1.0.4 [3]

Reported By: 
 * Drew Webber (mcdruid) [4] of the Drupal Security Team

Fixed By: 
 * Joao Paulo Constantino (joaopauloc.dev) [5]

Coordinated By: 
 * Greg Knaddison (greggles) [6] of the Drupal Security Team
 * Drew Webber (mcdruid) [7] of the Drupal Security Team
 * Juraj Nemec (poker10) [8] of the Drupal Security Team

------------------------------------------------------------------------------
Contribution record [9]

[1] https://www.drupal.org/project/calculation_fields
[2] https://www.drupal.org/security-team/risk-levels
[3] https://www.drupal.org/project/calculation_fields/releases/1.0.4
[4] https://www.drupal.org/u/mcdruid
[5] https://www.drupal.org/u/joaopaulocdev
[6] https://www.drupal.org/u/greggles
[7] https://www.drupal.org/u/mcdruid
[8] https://www.drupal.org/u/poker10
[9]  
https://new.drupal.org/contribution-record?source_link=https%3A//www.drupal.org/node/3577068

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