CVE-2026-73476

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Source
https://cve.org/CVERecord?id=CVE-2026-73476
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-73476.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-73476
Aliases
Published
2026-09-02T12:32:38Z
Modified
2026-09-04T03:47:30Z
Severity
  • 5.4 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N CVSS Calculator
Summary
External Authentication - Moderately critical - Access bypass - SA-CONTRIB-2026-098
Details

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.

Database specific 
{
    "cna_assigner": "drupal",
    "cwe_ids": [
        "CWE-178"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73476.json"
}
References

Affected packages

Git / git.drupalcode.org/project/externalauth

Affected ranges

Type
GIT
Repo
https://git.drupalcode.org/project/externalauth
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
b705c6c2f6b0e6b8e4b9f3949db8eaebdc6fac85
Database specific
Show details 
{
    "extracted_events": [
        {
            "introduced": "0.0.0"
        },
        {
            "fixed": "2.0.13"
        }
    ],
    "source": "AFFECTED_FIELD"
}

Affected versions

2.*
2.0.0
2.0.1
2.0.10
2.0.11
2.0.12
2.0.2
2.0.3
2.0.4
2.0.5
2.0.6
2.0.7
2.0.8
2.0.9
8.*
8.x-1.0
8.x-1.0-alpha1
8.x-1.0-alpha2
8.x-1.0-alpha3
8.x-1.0-alpha4
8.x-1.1
8.x-1.2
8.x-1.3
8.x-1.4

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-73476.json"