CVE-2026-28099
HIGHCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Lifecycle Timeline
2Tags
Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in LambertGroup UberSlider Ultra uberSlider_ultra allows Reflected XSS.This issue affects UberSlider Ultra: from n/a through <= 2.3.
Analysis
LambertGroup UberSlider Ultra version 2.3 and earlier contains a reflected cross-site scripting (XSS) vulnerability that allows unauthenticated attackers to execute arbitrary JavaScript in users' browsers through malicious URLs. The vulnerability requires user interaction but has network-accessible attack vectors and could enable session hijacking, credential theft, or malware distribution. …
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Remediation
Within 24 hours: Identify all instances of UberSlider Ultra in production and document affected systems and user populations. Within 7 days: Implement WAF rules to block malicious XSS payloads targeting the plugin parameters, enforce Content Security Policy headers, and disable the plugin if not business-critical. …
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