CVE-2026-15516

Medium

Description

A vulnerability was detected in MacCMS Pro up to 2022.1000.3005. Impacted is the function step5 of the file application/install/controller/Index.php of the component Installation Module. The manipulation results in authorization bypass. The attack may be launched remotely. The attack requires a high level of complexity. The exploitability is considered difficult. The exploit is now public and may be used. Upgrading to version 2022.1000.3025 is recommended to address this issue. Upgrading the affected component is recommended.

SeverityMedium

CVSS5.6

Exploit probability—

ProductMaccms Pro

PublishedJul 13, 2026

First seenJul 13, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key CWE-285CWE-285

How to fix

Patches

github.com/magicblack/maccms10/releases?page=3#release-v2022.1000.3025

Affected products

Product	Affected versions	Fixed in
maccms_pro maccms_pro	2022.1000.3005	—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.