CVE-2026-33519

Name: CVE-2026-33519
Creator: NVD / NIST
Published: 2026-04-21T21:16:29.673+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.31%

Last modified Jun 17, 2026

CVE-2026-33519 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.31%

22.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-266

Affected Software

Vendor	Product	Versions
Esri	Portal For Arcgis	11.4
Esri	Portal For Arcgis	11.5
Esri	Portal For Arcgis	12.0

References

https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/april2026_security_bulletinVendor Advisory

Timeline

Published: Apr 21, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-33519?

How severe is CVE-2026-33519?

CVE-2026-33519 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.

How do I fix CVE-2026-33519?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-33519?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST