CVE-2025-51857

Medium severity, CVSS 6.1. EPSS: 0.2% chance of exploitation in the next 30 days.

The reconcile method in the AttachmentReconciler class of the Halo system v.2.20.18LTS and before is vulnerable to XSS attacks.

Published 2025-08-05. Last modified 2026-07-05.