CVE-2026-6365
Drupal core - Critical - Cross-site scripting - SA-CORE-2026-001
6.1
MEDIUM
CVSS 3.1
EPSS 0.04%
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.
How to fix CVE-2026-6365
To remediate CVE-2026-6365, upgrade the affected package to a fixed version below.
- —upgrade to 10.5.9 or later
- —upgrade to 10.5.9 or later
- —upgrade to 10.5.9 or later
Is CVE-2026-6365 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- >= 8.0.0, < 10.5.9, >= 10.6.0, < 10.6.7, >= 11.0.0, < 11.2.11, >= 11.3.0, < 11.3.7
- >= 8.0.0, < 10.5.9 | >= 10.6.0, < 10.6.7 | >= 11.0.0, < 11.2.11 | >= 11.3.0, < 11.3.7
- >= 8.0.0, < 10.5.9
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |