CVE-2026-69227

BUG-000187331 Portal for ArcGIS has a security vulnerability

Published Oct 13, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
A flaw in Portal for ArcGIS allows unauthenticated access to

certain Portal Administrator API endpoints under specific conditions. This could enable an attacker to access administrative functionality that should require authentication.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description A flaw in Portal for ArcGIS allows unauthenticated access to certain /portaladmin/local API endpoints under specific conditions. This could enable an attacker to access administrative functionality that should require authentication. A flaw in Portal for ArcGIS allows unauthenticated access to certain Portal Administrator API endpoints under specific conditions. This could enable an attacker to access administrative functionality that should require authentication.
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Esri
Esri portal For Arcgis
Vendors & Products Esri
Esri portal For Arcgis
Type Values Removed Values Added
Description A flaw in Portal for ArcGIS allows unauthenticated access to certain /portaladmin/local API endpoints under specific conditions. This could enable an attacker to access administrative functionality that should require authentication.
Title BUG-000187331 Portal for ArcGIS has a security vulnerability
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Esri
Published
Updated
Oct 14, 2026, 6:34 PM
Reserved
Aug 3, 2026, 7:22 PM
Status
Awaiting Analysis
Published
Oct 13, 2026, 5:17 PM
Modified
Oct 16, 2026, 3:39 PM