πŸ” CVE Alert

CVE-2026-2813

MEDIUM 4.7

Unvalidated Redirect in ArcGIS Server

CVSS Score
4.7
EPSS Score
0.0%
EPSS Percentile
0th

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.Β Β This issue affects ArcGIS Server 11.5.

Vendor esri
Product arcgis server
Published May 20, 2026
Last Updated May 20, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
None
Availability
None

Affected Versions

Esri / ArcGIS Server
11.5

References

NVD β†— CVE.org β†— EPSS Data β†—
esri.com: https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/april2026_security_bulletin