CVE-2026-18247

Received Received - Intake

XSS Vulnerability in AtHoc IWS Web Portals

Publication date: 2026-08-11

Last updated on: 2026-08-11

Assigner: BlackBerry

Description

A Cross Site Scripting (XSS) vulnerability in the Web Portals of AtHoc IWS in versions earlier than 7.21 HF-734 could allow an attacker to potentially execute actions in the context of the victim's session.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-11

Last Modified

2026-08-11

Generated

2026-09-01

AI Q&A

2026-08-12

EPSS Evaluated

2026-08-30

NVD

CVE-2026-18247

EUVD

EUVD-2026-56218

Affected Vendors & Products

Vendor	Product	Version / Range
blackberry	athoc_iws	to 7.21_hf-734 (exc)

Helpful Resources

Exploitability

CWE

KEV

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.

Attack-Flow Graph

Executive Summary

This is a Cross Site Scripting (XSS) vulnerability in the Web Portals of AtHoc IWS versions earlier than 7.21 HF-734. It allows an attacker to potentially execute actions within the victim's session by injecting malicious scripts.

Detection Guidance

Detection of this XSS vulnerability in AtHoc IWS requires manual inspection of web portal inputs and outputs. Check for improper input validation in user-supplied data fields like search boxes, forms, or URL parameters. Look for reflected or stored XSS patterns in responses. Use browser developer tools to monitor network requests and responses for suspicious scripts. No specific commands are provided in the available context.

Impact Analysis

An attacker could exploit this to perform actions on behalf of the victim, such as stealing session cookies, accessing sensitive data, or performing unauthorized actions in the user's session.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, potentially violating GDPR (data protection) and HIPAA (health information privacy) requirements. Organizations may face compliance penalties if exploited.

Mitigation Strategies

Upgrade AtHoc IWS to version 7.21 HF-734 or later to address the XSS vulnerability in Web Portals.

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