Cloudanix VulnDB

CVE-2021-47733

None

CVSS

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EPSS

0.3%

Published

Dec 23, 2025

CISA due date

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The record

CMSimple 5.4 contains a cross-site scripting vulnerability that allows attackers to bypass input filtering by using HTML to Unicode encoding. Attackers can inject malicious scripts by encoding payloads like ')-alert(1)// and execute arbitrary JavaScript when victims interact with delete buttons.

Affected packages

Ecosystem Package Introduced Fixed