CVE-2026-73476

EUVD-2026-69990
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 20.81%
Affected Products (NVD)
VendorProductVersion
external_authentication_projectexternal_authentication
𝑥
< 2.0.13
external_authentication_projectexternal_authentication
8.x-1.0 ≤
𝑥
≤ 8.x-1.4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.drupal.org/sa-contrib-2026-098