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CVE-2026-33519

Incorrect privilege assignment in Portal for ArcGIS

Published: Apr 21, 2026Updated: May 18, 2026 Sources: CVE List NVDCWE-266
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
0.3%
Top 77.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

An incorrect authorization vulnerability exists in Esri Portal for ArcGIS 11.4, 11.5 and 12.0 on Windows, Linux and Kubernetes that did not correctly check permissions assigned to developer credentials.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-266

Affected Products

Portal for ArcGISEsri
On-premWeb App
Enterprise Software / itsm-monitoring
portal for arcgisesri
On-premWeb App
Enterprise Software / itsm-monitoring
esricommercialUSEnterprise Software

Exploitability

Official Patch Available

References

https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/april2026_security_bulletin
esri.com

Timeline

Published
Apr 21, 2026
Last Updated
May 18, 2026

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