CVE-2024-12393 Drupal core - Moderately critical - Cross Site Scripting - SA-CORE-2024-003

What is CVE-2024-12393?

CVE-2024-12393 is a medium-severity cross-site scripting vulnerability in Drupal Drupal, published on 9 Dec 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Drupal Core allows Cross-Site Scripting (XSS).This issue affects Drupal Core: from 8.8.0 before 10.2.11, from 10.3.0 before 10.3.9, from 11.0.0 before 11.0.8.

Weakness: CWE-79

Which versions are affected by CVE-2024-12393?

20 open source packages ship an affected version, including drupal/core, drupal and drupal/core-recommended. It affects 1 product.

Products include Drupal Drupal.

How do I fix CVE-2024-12393?

Upgrade drupal/core to a fixed version for your release line: 10.3.9, 11.0.8 or 10.2.11.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2024-12393 being exploited?

There is no known exploitation of CVE-2024-12393 in the wild and no public exploit code.

Other vulnerabilities in Drupal Drupal

• CVE-2026-9082 Drupal Core SQL Injection Exploited Critical 9.8
• CVE-2020-13671 Drupal core Un-restricted Upload of File Exploited High 8.8
• CVE-2019-6340 Drupal Core Remote Code Execution Exploited High 8.1
• CVE-2009-3352 Other in n/a Critical 10.0
• CVE-2024-55636 Drupal core - Less critical - Gadget chain - SA-CORE-2024-006 Critical 9.8

All Drupal Drupal vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BIT-drupal-2024-12393, DRUPAL-CORE-2024-003, GHSA-8mvq-8h2v-j9vf, UBUNTU-CVE-2024-12393.