CVE-2021-29109

MEDIUM

Esri Portal for ArcGIS < 10.9 - Reflected Cross-Site Scripting

Title source: llm

Description

A reflected XSS vulnerability in Esri Portal for ArcGIS version 10.9 and below may allow a remote attacker able to convince a user to click on a crafted link which could potentially execute arbitrary JavaScript code in the user’s browser.

References (1)

Core 1

Core References

Patch, Vendor Advisory x_refsource_confirm

https://www.esri.com/arcgis-blog/products/arcgis-enterprise/administration/Portal-for-ArcGIS-Security-2021-Update-1-Patch/

Scores

CVSS v3 6.1

EPSS 0.0019

EPSS Percentile 40.4%

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 (1)

esri/portal_for_arcgis < 10.9

Published Oct 01, 2021

Tracked Since Feb 18, 2026