CVE-2026-6365

Drupal core - Critical - Cross-site scripting - SA-CORE-2026-001

Published May 19, 2026 CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
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: from 8.0.0 before 10.5.9, from 10.6.0 before 10.6.7, from 11.0.0 before 11.2.11, from 11.3.0 before 11.3.7.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-f3cj-mjqm-fhvj Drupal core is Vulnerable to Cross-Site Scripting
References
History
Type Values Removed Values Added
First Time appeared Drupal drupal
CPEs cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*
Vendors & Products Drupal drupal
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

Type Values Removed Values Added
First Time appeared Drupal
Drupal drupal Core
Vendors & Products Drupal
Drupal drupal Core
Type Values Removed Values Added
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: from 8.0.0 before 10.5.9, from 10.6.0 before 10.6.7, from 11.0.0 before 11.2.11, from 11.3.0 before 11.3.7.
Title Drupal core - Critical - Cross-site scripting - SA-CORE-2026-001
Weaknesses CWE-79
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
drupal
Published
Updated
May 20, 2026, 1:35 PM
Reserved
Apr 15, 2026, 2:39 PM
Status
Analyzed
Published
May 19, 2026, 11:16 PM
Modified
Jul 24, 2026, 8:10 AM