Esri Portal for ArcGIS Enterprise Experience Sites up to 11.4 cross site scripting

Summaryinfo

A vulnerability marked as problematic has been reported in Esri Portal for ArcGIS Enterprise Experience Sites up to 11.4. The affected element is an unknown function. The manipulation leads to cross site scripting. This vulnerability is referenced as CVE-2025-55105. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Esri Portal for ArcGIS Enterprise Experience Sites up to 11.4. It has been rated as problematic. This issue affects an unknown code. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

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.

It is possible to read the advisory at esri.com. The identification of this vulnerability is CVE-2025-55105 since 08/07/2025. The exploitation is known to be easy. The attack may be initiated remotely. The exploitation requires an enhanced level of successful authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Esri

Name

• Portal for ArcGIS Enterprise Experience Sites

Version

• 11.0
• 11.1
• 11.2
• 11.3
• 11.4

License

• commercial

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CPE 2.2info

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