Answer in brief
CVE-2026-73476 records a Medium severity (CVSS 5.4) vulnerability in External Authentication - Moderately critical - Access bypass - SA-CONTRIB-2026-098. The current sources do not mark it as known exploited. The current feed maps Drupal/External Authentication (generic), drupal/externalauth (packagist:https://packages.drupal.org/8). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 5.4. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Drupal/External Authentication (generic), drupal/externalauth (packagist:https://packages.drupal.org/8). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:a:external_authentication_project:external_authentication:*:*:*:*:*:drupal:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Drupal/External Authenticationgeneric | >=0.0.0 <2.0.13 | 2.0.13 |
| drupal/externalauthpackagist:https://packages.drupal.org/8 | >=0 <2.0.13 | 2.0.13 |
Published upstream
Sep 2, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Sep 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 12, 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.
Quoted source text, attributed separately from HOL analysis.