CVE-2021-29105: Esri Arcgis Server

Medium severity, CVSS 5.4. EPSS: 0.6% chance of exploitation in the next 30 days.

A stored Cross Site Scripting (XSS) vulnerability in Esri ArcGIS Server Services Directory version 10.8.1 and below may allow a remote authenticated attacker to pass and store malicious strings in the ArcGIS Services Directory.

Affected products

• Esri Arcgis Server: before 10.9.0 (fixed in 10.9.0)

Published 2021-07-11. Last modified 2026-06-17.