CVE-2026-6367
Undergoing Analysis
Undergoing Analysis - In Progress
Cross-Site Scripting (XSS) in Drupal Core
Publication date: 2026-05-19
Last updated on: 2026-05-20
Assigner: Drupal.org
Description
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 11.3.0 before 11.3.7.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| drupal | drupal_core | From 11.3.0 (inc) to 11.3.7 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-79 | The product 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. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a Cross-Site Scripting (XSS) issue in Drupal core. It occurs due to improper neutralization of input during web page generation, which means that malicious scripts can be injected into web pages viewed by other users.
How can this vulnerability impact me? :
The impact of this vulnerability is that attackers can execute malicious scripts in the context of the affected website. This can lead to theft of user credentials, session hijacking, defacement of the website, or redirection to malicious sites.
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