All vulnerabilities
CVE-2026-69227

BUG-000187331 Portal for ArcGIS has a security vulnerability

Esri Portal for ArcGIS
Open in ThreatlineRecord JSON
CVSS
9.8Critical
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.33%Chance of exploitation activity in the next 30 days, higher than 24% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Published13 Oct 2026Updated 14 Oct 2026CVE List

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

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.

Text from CVE List

Affected versions 1

  • Portal for ArcGISaffected: 11.1 through 12.1CVE List

References 1