CVE-2026-39117

CRITICAL CVSS 3.1: 9.8
Updated Sep 30, 2026
PHP
Parameter Value
CVSS 9.8 (CRITICAL)
Type CWE-94 (Code Injection)
Vendor PHP
Public PoC No

An issue in AltumCode 66Uptime before v.54.0.0 and 66Uptime ping-servers plugin before v.2.0.0 allows a remote attacker to execute arbitrary code via the index.php

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
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 v3.1

Weakness Type (CWE)

Vulnerable Products

n/a:n/a