Drupal XSS CVE-2026-6365: v8-10.5.9,10.6-10.6.7,11.0-11.2.11,11.3-11.3.7
CVE-2026-6365 Published on May 19, 2026
Drupal core - Critical - Cross-site scripting - SA-CORE-2026-001
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.
Vulnerability Analysis
CVE-2026-6365 can be exploited with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is a XSS Vulnerability?
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CVE-2026-6365 has been classified to as a XSS vulnerability or weakness.
Products Associated with CVE-2026-6365
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Affected Versions
Drupal core:- Version 8.0.0 and below 10.5.9 is affected.
- Version 10.6.0 and below 10.6.7 is affected.
- Version 11.0.0 and below 11.2.11 is affected.
- Version 11.3.0 and below 11.3.7 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.