CVE-2026-2813 MEDIUM

CVE-2026-2813: Unvalidated Redirect in ArcGIS Server

Vendor Esri
Product ArcGIS Server
Published May 20, 2026
Last update May 20, 2026

CVSS base score

4.7/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality Low
Integrity None

CVSS vector

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

What the vulnerability does

01Description

ArcGIS Server contains an input validation weakness in the login redirection workflow. An Authenticated attacker could exploit this issue by sending a specially crafted request, Successful exploitation may result in the application redirecting the browser to an unintended, untrusted site, resulting in a limited confidentiality impact under specific user interaction conditions. The vulnerability affects only the client side navigation logic during authentication and remains confined to the same security boundary. No server side compromise or cross component impact is possible.  This issue affects ArcGIS Server 11.5.

Key dates

02Disclosure timeline

May 20, 2026 CVE published
May 20, 2026 Record updated