A cross site scripting vulnerability exists in some map service configurations of ArcGIS Server versions 10.8.1 and 10.7.1. Specifically crafted web requests can execute arbitrary JavaScript in the context of the victim's browser.

A remote file download issue can occur in some capabilities of Esri ArcGIS Server web services that may in some edge cases allow a remote, unauthenticated attacker to induce an unsuspecting victim to launch a process in the victim's PATH environment. Current browsers provide users with warnings against running unsigned executables downloaded from the internet.