CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
What the vulnerability does
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Petri Damstén Fullscreen Galleria allows Stored XSS.This issue affects Fullscreen Galleria: from n/a through 1.6.11.
Explanation of Vulnerability in Simple Terms
Fullscreen Galleria versions up to 1.6.11 contain a cross-site scripting vulnerability that allows authenticated users to inject malicious scripts. The vulnerability requires user interaction and affects the scope beyond the vulnerable component. An attacker with low-level access can craft a malicious request to inject code that executes in other users' browsers, potentially compromising site security.
What an attacker can do
Inject malicious scripts that execute in other users' browsers when they interact with the gallery.
Potential impact on your site
Authenticated users can inject scripts affecting other site visitors; impacts confidentiality, integrity, and availability across the site.
Conditions required to exploit
Attacker must have a low-level user account and the victim must click a link or visit a page containing the malicious payload.
Key dates
External resources
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