SB2026051142 - PHP file inclusion in Yii
Published: May 11, 2026
Security Bulletin ID
SB2026051142
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) PHP file inclusion (CVE-ID: CVE-2026-39850)
CWE-ID: CWE-98 - Improper Control of Filename for Include/Require Statement in PHP Program
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to include and execute arbitrary PHP files on the server.
The vulnerability exists due to incorrect input validation when including PHP files within view parameter name collision. A remote attacker can include and execute arbitrary PHP code on the system.
Remediation
Install update from vendor's website.