CVE-2021-47919 – Simple CMS 2.1 Non-Persistent Cross-Site Scripting via Preview Parameter

CVE ID : CVE-2021-47919

Published : Feb. 1, 2026, 12:15 p.m. | 59 minutes ago

Description : Simple CMS 2.1 contains a non-persistent cross-site scripting vulnerability in the preview.php file’s id parameter. Attackers can inject malicious script code through a GET request to execute arbitrary scripts and potentially hijack user sessions or perform phishing attacks.

Severity: 6.4 | MEDIUM

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