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OpenAdvisories
Medium · 4.7 CVE-2026-15917 DRUPAL-CORE-2026-011EUVD-2026-66184GHSA-pw57-w545-279f

Drupal core - Moderately critical - Cross-site scripting - SA-CORE-2026-011

Published Aug 25, 2026 · Updated Aug 26, 2026 · Assigned by drupal

Vendor: Drupal Product: Drupal core Package: drupal/core Category: Web / CMS Ecosystem: Packagist

Description

Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS). This issue affects Drupal core versions: from 11.3.0 to 11.3.14, from 11.4.0 to 11.4.4, from 0.0.0 to 11.2.*.

Affected products

VendorProductAffectedFixed
Drupal Drupal core 11.3.0 – < 11.3.14, 11.4.0 – < 11.4.4, 0.0.0 – < 11.2.* 11.3.14

Affected packages

EcosystemPackageAffectedFixedRecord
Packagist drupal/core >= 11.3.0, < 11.3.14 · >= 11.4.0, < 11.4.4 · >= 11.2.0, < 11.3.0 11.3.14, 11.4.4, 11.3.0 DRUPAL-CORE-2026-011

Advisories 1

References