SB2026100837 - Multiple vulnerabilities in Authenticator Login Plus (2FA) module for Drupal

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Main Vulnerability Database SB2026100837

SB2026100837 - Multiple vulnerabilities in Authenticator Login Plus (2FA) module for Drupal

Published: October 8, 2026

Security Bulletin ID SB2026100837
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Improper Authentication (CVE-ID: CVE-2026-107261)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: 2.3 [CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to flawed 2FA enforcement logic. A remote user can bypass authentication process and gain unauthorized access to the application.


2) Improper Authentication (CVE-ID: CVE-2026-107254)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: 6.3 [CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to the affected module does not enforce the second factor when a user logs in with Drupal core's one-time login link. A remote attacker can bypass authentication process and gain unauthorized access to the application.


Remediation

Install update from vendor's website.

References