CVE-2026-48489
Published:July 14, 2026
Updated:July 21, 2026
Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.53, 6.4.41, 7.4.13, and 8.0.13, DefaultAuthenticationFailureHandler honored the request-supplied _failure_path parameter when failure_forward: true was enabled, allowing an unauthenticated failing login request to dispatch a subrequest to access_control-protected GET routes that skipped firewall listeners. This issue is fixed in versions 5.4.53, 6.4.41, 7.4.13, and 8.0.13.
Affected Packages
https://github.com/symfony/symfony.git (GITHUB):
Affected version(s) >=v6.0.0-BETA1 <v6.4.41Fix Suggestion:
Update to version v6.4.41https://github.com/symfony/symfony.git (GITHUB):
Affected version(s) >=v8.0.0-BETA1 <v8.0.13Fix Suggestion:
Update to version v8.0.13https://github.com/symfony/symfony.git (GITHUB):
Affected version(s) >=v7.0.0-BETA1 <v7.4.13Fix Suggestion:
Update to version v7.4.13https://github.com/symfony/symfony.git (GITHUB):
Affected version(s) >=v2.0.0BETA1 <v5.4.53Fix Suggestion:
Update to version v5.4.53symfony/security-http (PHP):
Affected version(s) >=v7.0.0 <v7.4.13Fix Suggestion:
Update to version v7.4.13symfony/symfony (PHP):
Affected version(s) >=v7.0.0 <v7.4.13Fix Suggestion:
Update to version v7.4.13symfony/symfony (PHP):
Affected version(s) >=v6.0.0 <v6.4.41Fix Suggestion:
Update to version v6.4.41symfony/symfony (PHP):
Affected version(s) >=dev-add-security-skills <v5.4.53Fix Suggestion:
Update to version v5.4.53symfony/symfony (PHP):
Affected version(s) >=v8.0.0 <v8.0.13Fix Suggestion:
Update to version v8.0.13symfony/security-http (PHP):
Affected version(s) >=v6.0.0 <v6.4.41Fix Suggestion:
Update to version v6.4.41symfony/security-http (PHP):
Affected version(s) >=v2.4.0-BETA1 <v5.4.53Fix Suggestion:
Update to version v5.4.53symfony/symfony (PHP):
Affected version(s) >=v2.0.0BETA1 <v5.4.53Fix Suggestion:
Update to version v5.4.53symfony/security-http (PHP):
Affected version(s) >=v8.0.0 <v8.0.13Fix Suggestion:
Update to version v8.0.13symfony/security-http (PHP):
Affected version(s) >=v2.4.0-BETA1 <v5.4.53Fix Suggestion:
Update to version v5.4.53Related Resources (9)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Incorrect Authorization
EPSS
Base Score:
0.46