CVE-2026-66915

CRITICAL CVSS 4.0: 10.0 EPSS 0.60%
Updated Aug 12, 2026
Joomla
Parameter Value
CVSS 10.0 (CRITICAL)
Type CWE-94 (Code Injection)
Vendor Joomla
Public PoC No

Joomla Extension - fabrikar.com - Remote code execution in Fabrik < 4.6.9 - An unauthenticated attacker could execute arbitrary code by using the ajax_calc feature of the calc plugin.

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)

Vulnerable Products

fabrikar.com:fabrik extension for joomla