CVE-2026-14553

HIGH CVSS 3.1: 8.1 EPSS 0.43%
Updated Aug 05, 2026
Unknown
Parameter Value
CVSS 8.1 (HIGH)
Affected Versions before 6.3.4
Type CWE-434 (Unrestricted File Upload), CWE-434 Unrestricted Upload of File with Dangerous Type
Vendor Unknown
Public PoC No

The zportals WordPress plugin before 6.3.4 does not properly validate uploaded files, trusting the client-supplied content type and preserving the original file extension, allowing any authenticated user (Subscriber or higher) to upload arbitrary PHP files and achieve remote code execution.

Attack Parameters

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

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products

unknown:zportals