SB2025111347 - Incorrect parsing of PATH_INFO in Symfony
Published: November 13, 2025
Security Bulletin ID
SB2025111347
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2025-64500)
The vulnerability allows a remote attacker to bypass authorization checks.
The vulnerability exists due to insufficient validation of user-supplied input when parsing "PATH_INFO" variable within the Request class. The application can incorrectly handle path elements path that do not start with a "/" character. A remote attacker can send a specially crafted HTTP request to bypass implemented security restrictions.
Remediation
Install update from vendor's website.