Internationalization Single Sign-On vulnerabilities

1 known vulnerability in Internationalization Single Sign-On from Drupal. 1 is rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 9.8 Critical severity

  Internationalization Single Sign-On: Authentication Bypass Using an Alternate Path or Channel

  CVE-2026-16639Aug 25, 2026Drupal

  Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal Internationalization Single Sign-On allows Authentication Bypass. This issue affects Internationalization Single Sign-On versions: from 0.0.0 to 1.8.0.