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CVE-2026-55806
Published:July 10, 2026
Updated:July 21, 2026
URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Drupal Drupal core allows Content Spoofing. 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., from 0.0.0 to 11.1..
Affected Packages
drupal/core (PHP):
Affected version(s) >=10.5.0 <10.5.12
Fix Suggestion:
Update to version 10.5.12
drupal/core (PHP):
Affected version(s) >=10.6.0 <10.6.11
Fix Suggestion:
Update to version 10.6.11
drupal/core (PHP):
Affected version(s) >=11.3.0 <11.3.12
Fix Suggestion:
Update to version 11.3.12
drupal/core (PHP):
Affected version(s) >=11.2.0 <11.2.14
Fix Suggestion:
Update to version 11.2.14
Additional Notes
The description of this vulnerability differs from MITRE.
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CVSS v4
Base Score:
8.2
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.9
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
URL Redirection to Untrusted Site ('Open Redirect')
EPSS
Base Score:
0.21