CVE-2026-55590
Published:July 09, 2026
Updated:July 21, 2026
CakePHP Authentication is an authentication plugin for CakePHP that can also be used in PSR-7 based applications. Prior to 2.11.1, 3.3.6, and 4.1.1, the getLoginRedirect() method contains a weakness to backslash bypasses that allows redirect targets with attacker-controlled hostnames through the redirect query string parameter. This issue is fixed in versions 2.11.1, 3.3.6, and 4.1.1.
Affected Packages
cakephp/authentication (PHP):
Affected version(s) >=4.0.1 <4.1.1Fix Suggestion:
Update to version 4.1.1cakephp/authentication (PHP):
Affected version(s) >=4.0.0 <4.1.1Fix Suggestion:
Update to version 4.1.1cakephp/authentication (PHP):
Affected version(s) >=dev-add-security-policy <3.3.6Fix Suggestion:
Update to version 3.3.6cakephp/authentication (PHP):
Affected version(s) >=dev-add-security-policy <3.3.6Fix Suggestion:
Update to version 3.3.6Related Resources (11)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
ACTIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
LOW
Subsequent System Integrity
LOW
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.1
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
URL Redirection to Untrusted Site ('Open Redirect')
EPSS
Base Score:
0.28