---
id: CVE-2026-19876
title: Reflected XSS in INFINITT ULite login error page (pre-auth)
summary: >-
  A reflected cross-site scripting (XSS) vulnerability in the login/SSO error
  page of INFINITT ULite 5.0.2.1_BN48_20260528 and earlier allows an
  unauthenticated remote attacker to execute arbitrary JavaScript in the browser
  of a victim who…
severity: medium
cvss: 6.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-79
vendor: INFINITT Healthcare
product: INFINITT ULite
affected:
  - infinitt_ulite <= 5.0.2.1_BN48_20260528
published: '2026-11-06'
updated: '2026-11-06'
sourceUpdated: '2026-11-06T08:29:25.674Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-19876'
references:
  - url: 'https://www.infinitt.com/contents/content.php?url=INFINITT-SA-2026-001'
    label: INFINITT ULite security advisory INFINITT-SA-2026-001 (BN50)
tags:
  - cve.org
ingestedAt: '2026-11-06T08:48:01.702Z'
---

## Overview

A reflected cross-site scripting (XSS) vulnerability in the login/SSO error page of INFINITT ULite 5.0.2.1_BN48_20260528 and earlier allows an unauthenticated remote attacker to execute arbitrary JavaScript in the browser of a victim who opens a crafted link. An unsanitized request parameter is reflected without output encoding. Fixed in ULite 5.0.2.1 BN50.

## Affected

- `infinitt_ulite <= 5.0.2.1_BN48_20260528`

## Remediation

Upgrade to INFINITT ULite 5.0.2.1 BN50 or later. As defense in depth, remove 'unsafe-inline' from the Content-Security-Policy script-src.