CVE-2026-53691

High

Description

An Unrestricted File Upload vulnerability in Redeight CMS version 1.0 allows authenticated attackers to achieve Remote Code Execution via the POST "/admin/index.php?module=pages&mode=FileAdd" endpoint. The application fails to validate file extensions and MIME types, permitting the upload of arbitrary PHP scripts to the publicly accessible "/uploads/files/" directory where they can be executed directly by the web server.

SeverityHigh
CVSS8.6
Exploit probability—
ProductRedeight CMS
PublishedJun 30, 2026
First seenJun 30, 2026

How to fix

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

Affected products

ProductAffected versionsFixed in
Redeight Redeight CMS1.0—

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CVE-2026-53691 · Redeight CMS · Dark Radar