CVE-2026-33518

An incorrect privilege assignment vulnerability exists in Esri Portal for ArcGIS 11.5 in Windows and Linux that allows highly privileged users to create developer credentials that may grant more privileges than expected.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/april2026_security_bulletin	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:esri:portal_for_arcgis:11.5:-:*:*:*:*:*:*

OR	cpe:2.3:o:linux:linux_kernel:-:::::::*
	cpe:2.3:o:microsoft:windows:-:::::::*

History

18 May 2026, 18:20

Type	Values Removed	Values Added
First Time		Microsoft Esri portal For Arcgis Linux linux Kernel Esri Microsoft windows Linux
CPE		cpe:2.3:o:linux:linux_kernel:-:::::::* cpe:2.3:o:microsoft:windows:-:::::::* cpe:2.3:a:esri:portal_for_arcgis:11.5:-::::::
References	~~() https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/april2026_security_bulletin -~~	() https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/april2026_security_bulletin - Vendor Advisory

21 Apr 2026, 21:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-04-21 21:16

Updated : 2026-06-17 10:37

NVD link : CVE-2026-33518

Mitre link : CVE-2026-33518

CVE.ORG link : CVE-2026-33518

JSON object : View

Products Affected

esri

portal_for_arcgis

microsoft

windows

linux

linux_kernel

CWE

CWE-266

Incorrect Privilege Assignment

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