What’s Vulnerable › Vulnerabilities

CVE-2026-33519: Incorrect privilege assignment in Portal for ArcGIS

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-21 · updated 2026-10-26
• Weakness: CWE-266

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.

Affected products

• Esri Portal for ArcGIS: 11.4, 11.5, 12.0

References

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

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