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Halo System Cross-Site Scripting Vulnerability in Attachment Reconciler

Vulnerability

A cross-site scripting (XSS) vulnerability has been identified in the Halo system version 2.20.18 LTS and prior. The issue arises in the AttachmentReconciler class, where the reconcile method is susceptible to XSS attacks, particularly through file uploads.

Impact

Exploitation of this vulnerability allows for cross-site scripting, where an attacker can inject malicious scripts that are executed in the context of the user's browser.

Added: Aug 5, 2025, 6:20 PM
Updated: Aug 5, 2025, 7:20 PM

Vulnerability Rating

Custom Algorithm
spread
5.4
impact
1.7
exploitability
5.1
remediation
0.0
relevance
0.3
threat
3.2
urgency
2.9
incentive
1.7

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.