CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
What the vulnerability does
The Subitem AL Slider plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the `$_SERVER['PHP_SELF']` parameter in all versions up to, and including, 1.0.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
Explanation of Vulnerability in Simple Terms
Subitem AL Slider versions 1.0.0 and earlier contain a cross-site scripting (XSS) vulnerability. An attacker can inject malicious scripts that execute in a victim's browser when they visit an affected page. The vulnerability requires user interaction and can affect other users or the site itself depending on where the injection occurs.
What an attacker can do
Inject malicious scripts that run in visitors' browsers to steal data, redirect users, or deface content.
Potential impact on your site
Visitors to your site may be redirected, have data stolen, or see altered content if an attacker injects scripts.
Conditions required to exploit
Victim must visit a page containing the attacker's malicious input; no authentication required.
Key dates
External resources
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