Vulnerability DatabaseCVE-2026-73476
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CVE-2026-73476
Published:September 02, 2026
Updated:September 23, 2026
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.
Affected Packages
https://git.drupalcode.org/project/externalauth.git (SCM_GIT):
Affected version(s) >=2.0.0 <2.0.13
Fix Suggestion:
Update to version 2.0.13
Related Resources (5)
https://www.drupal.org/sa-contrib-2026-098
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73476.json
https://nvd.nist.gov/vuln/detail/CVE-2026-73476
https://www.drupal.org/project/externalauth
https://git.drupalcode.org/project/externalauth
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CVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.4
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Handling of Case Sensitivity
CWE-178
EPSS
Base Score:
0.18