CVE-2025-50754

Critical

Description

Unisite CMS version 5.0 contains a stored Cross-Site Scripting (XSS) vulnerability in the "Report" functionality. A malicious script submitted by an attacker is rendered in the admin panel when viewed by an administrator. This allows attackers to hijack the admin session and, by leveraging the template editor, upload and execute a PHP web shell on the server, leading to full remote code execution.

SeverityCritical
CVSS9.6
Exploit probability—
ProductUnisite CMS
PublishedAug 4, 2025
First seenAug 4, 2025

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
Unisite CMS5.0—

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