CVE-2026-73476

External Authentication - Moderately critical - Access bypass - SA-CONTRIB-2026-098

Published Sep 2, 2026 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
References
History
Type Values Removed Values Added
First Time appeared External Authentication Project
External Authentication Project external Authentication
CPEs cpe:2.3:a:external_authentication_project:external_authentication:*:*:*:*:*:drupal:*:*
Vendors & Products External Authentication Project
External Authentication Project external Authentication
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}

Type Values Removed Values Added
First Time appeared Drupal
Drupal external Authentication
Vendors & Products Drupal
Drupal external Authentication
Type Values Removed Values Added
Description 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.
Title External Authentication - Moderately critical - Access bypass - SA-CONTRIB-2026-098
Weaknesses CWE-178
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
drupal
Published
Updated
Sep 2, 2026, 6:38 PM
Reserved
Aug 12, 2026, 5:21 PM
Status
Analyzed
Published
Sep 2, 2026, 1:18 PM
Modified
Sep 15, 2026, 12:28 PM