CVE-2026-18720

MEDIUM CVSS 4.0: 5.5
Updated Aug 04, 2026
PHP
Parameter Value
CVSS 5.5 (MEDIUM)
Type CWE-266 (Incorrect Privilege Assignment), CWE-285 (Improper Authorization)
Vendor PHP
Public PoC No

A flaw has been found in kalcaddle kodbox 1.67 Build 02. This vulnerability affects unknown code of the file /index.php?plugin/msgWarning/action of the component msgWarning Plugin. Executing a manipulation can lead to improper authorization.

It is possible to launch the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

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
Low
Partial data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0