drupal External Authentication vulnerabilities

Latest drupal External Authentication CVEs

Newest publication first

1. CVE-2026-73476 External Authentication - Moderately critical - Access bypass - SA-CONTRIB-2026-098

   Published 2026-09-02

   Medium·CVSS 5.4 EPSS 0.30%

   Improper Handling of Case Sensitivity vulnerability in Drupal External Authentication allows Privilege Escalation. This issue affects External Authentication versions: from 0.0.0 to 2.0.13.

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.