CVE-2026-94166
Received Received - Intake

Improper Input Neutralization in UpSolution Core Leads to Reflected XSS

Publication date: 2026-10-09

Last updated on: 2026-10-09

Assigner: Patchstack

Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in UpSolution UpSolution Core us-core allows Reflected XSS.This issue affects UpSolution Core: from n/a through 8.44.

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Meta Information

Published
2026-10-09
Last Modified
2026-10-09
Generated
2026-10-09
AI Q&A
2026-10-09
EPSS Evaluated
N/A
NVD
CVE-2026-94166
EUVD
EUVD-2026-95613

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
UpSolution UpSolution Core 0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

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Executive Summary

This is a Reflected Cross-Site Scripting (XSS) vulnerability in UpSolution Core us-core. It occurs when user input is not properly neutralized during web page generation, allowing malicious scripts to be executed in a victim's browser.

Detection Guidance

Detecting reflected XSS vulnerabilities typically involves manual testing or automated scanning tools. Check web application logs for unusual input patterns or script tags in URLs. Use browser developer tools to inspect responses for unfiltered user input. Automated tools like OWASP ZAP or Burp Suite can help identify potential XSS vectors.

Impact Analysis

An attacker could trick users into clicking a malicious link, leading to execution of arbitrary scripts in their browser. This may result in session hijacking, data theft, or defacement of web pages.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating GDPR's data protection requirements and HIPAA's security rules for protected health information.

Mitigation Strategies

Immediately update UpSolution Core to the latest version (8.44 or later) to patch the vulnerability. If an update is not available, implement input validation and output encoding for all user-supplied data. Configure Content Security Policy (CSP) headers to mitigate XSS impact. Disable or restrict access to the vulnerable component if possible.

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