View online: https://www.drupal.org/sa-contrib-2026-124 Project: Email Verification / SMS Verification / OTP Verification [1] Date: 2026-September-02 Security risk: *Critical* 16 ∕ 25 AC:Basic/A:None/CI:Some/II:Some/E:Theoretical/TD:All [2] Vulnerability: Access Bypass Affected versions: <2.4.0 CVE IDs: CVE-2026-84923 Description:  This module enables you to add extra layer of verification for user registration. The module doesn't sufficiently validate user-supplied input resulting in an account takeover vulnerability. Solution:  Install the latest version: If you are using the OTP Verification module for Drupal, upgrade to latest version 8.x-2.4 [3] Reported By:  * Drew Webber (mcdruid) [4] of the Drupal Security Team Fixed By:  * Mohammed Hisam (hisam45) [5] * Drew Webber (mcdruid) [6] of the Drupal Security Team * Sudhanshu Dhage (sudhanshu0542) [7] Coordinated By:  * Swan Kalata (akalata) [8] of the Drupal Security Team * Drew Webber (mcdruid) [9] of the Drupal Security Team * Juraj Nemec (poker10) [10] of the Drupal Security Team ------------------------------------------------------------------------------ Contribution record [11] [1] https://www.drupal.org/project/otp_verification [2] https://www.drupal.org/security-team/risk-levels [3] https://www.drupal.org/project/otp_verification/releases/8.x-2.4 [4] https://www.drupal.org/u/mcdruid [5] https://www.drupal.org/u/hisam45 [6] https://www.drupal.org/u/mcdruid [7] https://www.drupal.org/u/sudhanshu0542 [8] https://www.drupal.org/u/akalata [9] https://www.drupal.org/u/mcdruid [10] https://www.drupal.org/u/poker10 [11] https://new.drupal.org/contribution-record?source_link=https%3A//www.drupal....