Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.
VOLERION
Volerion Security Research

NOT DEFERRED DATABASE

VULNERABILITIES

CVE-2026-73476 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: CISA-ADPCVSS-B:5.4 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://www.drupal.org/sa-contrib-2026-098 [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-178Improper Handling of Case Sensitivity[email protected]

Affected Products

ProductVersions
external authentication project external authentication
< 2.0.13
>= 8.x-1.0, <= 8.x-1.4

CPE

  • cpe:2.3:a:external_authentication_project:external_authentication:*:*:*:*:*:drupal:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-73476
NVD Published Date:
Sep 2, 2026
NVD Last Modified:
Sep 15, 2026
Source:
[email protected]
CVE-2026-73476 Details - Not Deferred