CVE-2021-3012: Esri Arcgis Enterprise

Medium severity, CVSS 5.4. EPSS: 0.7% chance of exploitation in the next 30 days.

A cross-site scripting (XSS) vulnerability in the Document Link of documents in ESRI Enterprise before 10.9 allows remote authenticated users to inject arbitrary JavaScript code via a malicious HTML attribute such as onerror (in the URL field of the Parameters tab).

Affected products

• Esri Arcgis Enterprise: before 10.9 (fixed in 10.9)

Published 2021-04-08. Last modified 2026-06-17.