Incorrect privilege assignment in Portal for ArcGIS
Summary
| CVE | CVE-2026-33518 |
|---|---|
| State | PUBLISHED |
| Assigner | Esri |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-04-21 21:16:29 UTC |
| Updated | 2026-04-22 21:24:26 UTC |
| Description | 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. |
Risk And Classification
Primary CVSS: v3.1 9.8 CRITICAL from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.000410000 probability, percentile 0.126560000 (date 2026-04-22)
Problem Types: CWE-266 | CWE-266 CWE-266: Incorrect Privilege Assignment (4.19.1)
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | CNA | CVSS | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Esri | Portal For ArcGIS | affected 11.5 | Windows, Linux |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.esri.com/arcgis-blog/products/trust-arcgis/administration/april2026_se... | [email protected] | www.esri.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.