CVE-2026-33518CWE-266

Incorrect privilege assignment in Portal for ArcGIS

Critical · published April 21, 2026

CVSS v3.1
9.8
EPSS
0%
Percentile
39.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00466 · 39.4th percentile
Weakness
CWE-266 · Incorrect Privilege Assignment
Published
2026-04-21T20:37Z
EPSS history
Timeline
  • 21 APR 20:37Z
    Incorrect privilege assignment in Portal for ArcGIS
    cvelistv5