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.

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Advisories

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Fixes

Solution

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.


Workaround

No workaround given by the vendor.

History

Fri, 06 Nov 2026 08:30:00 +0000

Type Values Removed Values Added
Description 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.
Title Reflected XSS in INFINITT ULite login error page (pre-auth)
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: NCSC.ch

Published:

Updated: 2026-11-06T08:29:25.674Z

Reserved: 2026-08-14T14:11:08.840Z

Link: CVE-2026-19876

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses