CVE-2026-15917

Drupal core versions 11.3.0 to 11.3.14, 11.4.0 to 11.4.4, and 0.0.0 to 11.2.* are vulnerable to a Cross-Site Scripting (XSS) vulnerability. The root cause is the improper neutralization of input during web page generation, specifically because the XSS filter does not sufficiently sanitize certain...

CVE-2026-55804 Drupal core - Moderately critical - Gadget chain - SA-CORE-2026-006

Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection. This issue affects Drupal core versions: from 0.0.0 to 10.5.12, from 10.6.0 to 10.6.11, from 11.2.0 to 11.2.14, from 11.3.0 to 11.3.12, from 0.0.0 to 11.0.,...

CVE-2026-55806

Drupal core is vulnerable to an Open Redirect and Cache Poisoning issue (CVE-2026-55806) due to a flaw in the rebuild.php front controller. The script fails to properly validate the Host header against the list of trusted host patterns. This oversight could allow an attacker to trigger a redirect...

CVE-2026-6367 Drupal core - Moderately critical - Cross-site scripting - SA-CORE-2026-003

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...

CVE-2026-6366 Drupal core - Moderately critical - Gadget Chain - SA-CORE-2026-002

Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection. 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...

CVE-2026-6365 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...

CVE-2026-6365 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...