CVE-2026-13019

CRITICAL

Esri Portal for ArcGIS <= 12.1 - Unauthenticated API Access

Title source: manual

Description

Esri Portal for ArcGIS versions 12.1 and earlier on Windows, Linux and Kubernetes have a missing authentication for critical function vulnerability allows a remote, unauthenticated attacker to access an unprotected API.

References (1)

Core 1

Core References

https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/june-2026-arcgis-security-bulletin

Scores

CVSS v3 9.8

EPSS 0.0041

EPSS Percentile 33.0%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact total

Details

CWE

CWE-640

Status published

Products (2)

Esri/Portal for ArcGIS < 12.1

esri/portal_for_arcgis < 12.1

Published Jul 07, 2026

Tracked Since Jul 07, 2026