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Authentication bypass in Drupal Authenticator Login Plus (2FA)

Priority LOW 21CWE-288Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
High
Impact type
Security bypass
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-288.

Summary

Authenticator Login Plus (2FA) for Drupal, from 0.0.0 before 1.0.1, contains an authentication bypass using an alternate path or channel (CWE-288). A remote attacker without privileges can bypass authentication, which partially affects confidentiality and integrity.

Written with Claude Haiku 5.5 from the sources below · 2026-10-30

Description from the CNA

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal Authenticator Login Plus (2FA) allows Authentication Bypass. This issue affects Authenticator Login Plus (2FA) versions: from 0.0.0 to 1.0.1.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00221 12th percentileScored 2026-11-07
Fix Fixed Authenticator Login Plus (2FA) (Drupal): 1.0.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
DrupalAuthenticator Login Plus (2FA)0.0.0 to before 1.0.11.0.1Patch availableCNA
  • Authenticator Login Plus (2FA) VendorDrupal Affected 0.0.0 to before 1.0.1 Fixed in 1.0.1 Patch available CNA

Remediation

Update Drupal Authenticator Login Plus (2FA) to version 1.0.1 or later.

Written with Claude Haiku 5.5 from the sources below · 2026-10-30

  • Fix · CNA Authenticator Login Plus (2FA) (Drupal) Fixed in 1.0.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Drupal Authenticator Login Plus (2FA) 1.0.1

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2026-82837 Authentication bypass in Drupal Authenticator Login Plus (2FA)Priority LOW 22

Timeline

  1. 2026-10-30 Threatist record created from CVE-2026-107254
  2. 2026-10-30 Alias added: GHSA-p825-6r72-qfr4
  3. 2026-10-30 CVSS score added · CISA ADP
  4. 2026-10-30 CISA SSVC decision points changed

References

  • TI-2026-07979 Drupal core - Highly critical - SQL injection - SA-CORE-2026-004 KEVCVSS 3.1CRITICAL 9.8
  • TI-2018-05494 Drupal core - Highly critical - Remote Code Execution - SA-CORE-2018-004 KEVCVSS 3.1CRITICAL 9.8
  • TI-2018-05493 Improper input validation in Drupal before 7.58, 8.x before 8.3.9, 8.4.x before 8.4.6… KEVCVSS 3.1CRITICAL 9.8
  • TI-2020-10731 Unrestricted file upload in Drupal Core KEVCVSS 3.1HIGH 8.8
  • TI-2019-04505 Drupal core - Highly critical - Remote Code Execution KEVCVSS 3.1HIGH 8.1
  • TI-2020-17477 Archive_Tar through 1.4.10 has :// filename sanitization only to address phar attacks… KEVCVSS 3.1HIGH 7.8
See all 941 →

Sources