CVE-2025-57872
There is an unvalidated redirect vulnerability in Esri Portal for ArcGIS 11.4 and below that may allow a remote, unauthenticated attacker to craft a URL that could redirect a victim to an arbitrary website, simplifying phishing attacks.
More information : https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/portal-for-arcgis-security-2025-update-3-patch