CVE-2026-89308

CRITICAL CVSS 4.0: 9.3
Updated Sep 15, 2026
PHP
Parameter Value
CVSS 9.3 (CRITICAL)
Type CWE-78 (OS Command Injection)
Vendor PHP
Public PoC No

An unauthenticated OS command injection vulnerability exists in the ping.php endpoint, allowing remote attackers to execute arbitrary commands on the underlying operating system and achieve remote code execution.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v4.0

Weakness Type (CWE)