CVE-2025-55103: There is a stored Cross-site Scripting vulnerability in Esri Portal for ArcGIS Enterprise Sites versions 10.9.1 – 11.4 that may allow a remote, authenticated…

PriorityP421medium4.8CVSS 3.1

AVNACLPRHUIRSCCLILAN

EPSS

0.21%

10.8th percentile

There is a stored Cross-site Scripting vulnerability in Esri Portal for ArcGIS Enterprise Sites versions 10.9.1 – 11.4 that may allow a remote, authenticated attacker to inject malicious a file with an embedded xss script which when loaded could potentially execute arbitrary JavaScript code in the victim’s browser. The privileges required to execute this attack are high. The attack could disclose a privileged token which may result in the attacker gaining full control of the Portal.

Affected

5 ranges

Vendor	Product	Version range	Fixed in
esri	portal_for_arcgis	—	—
esri	portal_for_arcgis	—	—
esri	portal_for_arcgis	—	—
esri	portal_for_arcgis	—	—
esri	portal_for_arcgis_enterprise_sites	10.9.1 – 11.4	—

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