CVE-2021-29116

MEDIUM

Esri ArcGIS Server 10.8.1 and 10.9 - Unauthenticated Stored Cross-Site Scripting via Feature Service Queries

Title source: llm

Description

A stored Cross Site Scripting (XSS) vulnerability in Esri ArcGIS Server feature services versions 10.8.1 and 10.9 (only) feature services may allow a remote, unauthenticated attacker to pass and store malicious strings via crafted queries which when accessed could potentially execute arbitrary JavaScript code in the user’s browser.

References (1)

Core 1

Core References

Vendor Advisory x_refsource_confirm

https://www.esri.com/arcgis-blog/products/arcgis-enterprise/administration/arcgis-server-security-2021-update-2-patch-is-now-available

Scores

CVSS v3 6.1

EPSS 0.0032

EPSS Percentile 55.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (2)

esri/arcgis_server 10.8.1

esri/arcgis_server 10.9.0

Published Dec 07, 2021

Tracked Since Feb 18, 2026