CVE-2025-8995CWE-288

Authenticator Login - Highly critical - Access bypass - SA-CONTRIB-2025-096

Critical · published August 15, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
43.5
In the wild
Unconfirmed
What it is

🚨 An alternate channel is the key to bypassing authentication in Drupal's Authenticator Login! 🔥 It's like a secret entrance in a highly secured building—if someone finds it, they can stroll right in without needing a keycard! This vulnerability can allow an attacker to access protected areas of your site without any credentials, potentially leading to unauthorized data access or manipulation. It's absolutely devastating for site owners and users alike, as sensitive information could be compromised or altered.

Put simply

It's like a secret entrance in a highly secured building—if someone finds it, they can stroll right in without needing a keycard! The authentication bypass vulnerability in Drupal's Authenticator Login allows attackers to exploit an alternate path or channel, bypassing the standard authentication mechanisms entirely. It affects versions before 2.1.4, making it imperative to act quickly.

What to do

This vulnerability can allow an attacker to access protected areas of your site without any credentials, potentially leading to unauthorized data access or manipulation. It's absolutely devastating for site owners and users alike, as sensitive information could be compromised or altered. To mitigate this critical vulnerability, upgrade your Authenticator Login to version 2.1.4 or later immediately. Additionally, review your authentication settings and ensure no alternate access paths are available. Regularly audit your site for any unexpected access points! You've got this! Follow these steps, and your site will be safer in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00523 · 43.5th percentile
Weakness
CWE-288 · Authentication Bypass Using an Alternate Path or Channel
Published
2025-08-15T16:27Z
EPSS history
Timeline
  • 15 AUG 16:27Z
    Authenticator Login - Highly critical - Access bypass - SA-CONTRIB-2025-096
    cvelistv5