CVE-2026-7578 MEDIUM

CVE-2026-7578: MacCMS Pro Plugin Installation add.html install unrestricted upload

Vendor N/A
Product MacCMS Pro
Weakness CWE-434 · Unrestricted file upload
Published May 1, 2026
Last update May 1, 2026

CVSS base score

5.1/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A weakness has been identified in MacCMS Pro up to 2022.1.3. This vulnerability affects the function install of the file /admi.php/admin/addon/add.html of the component Plugin Installation Handler. Executing a manipulation can lead to unrestricted upload. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Key dates

02Disclosure timeline

May 1, 2026 CVE published
May 1, 2026 Record updated