title: Persistent XSS in URL added to a shared map
description: There is a stored Cross-site Scripting vulnerability in Esri Portal for ArcGIS Enterprise Web App Builder versions <= 11.1 that may allow a remote, authenticated attacker to create a crafted link that is stored in a web map link which when clicked could potentially execute arbitrary JavaScript code in the victim’s browser.  The privileges required to execute this attack are high.
problem types: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
affected:
{
defaultStatus: unaffected
modules: Web App Builder
platforms: x86
product: ArcGIS Enterprise
vendor: Esri
versions:
lessThanOrEqual: <=11.1, status: affected, version: all, versionType: 11.1
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 4.8
baseSeverity: MEDIUM
confidentialityImpact: LOW
integrityImpact: LOW
privilegesRequired: HIGH
scope: CHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
version: 3.1
]
format: CVSS
scenarios: GENERAL