CVE-2026-69227
BUG-000187331 Portal for ArcGIS has a security vulnerability
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
BUG-000187331 Portal for ArcGIS has a security vulnerability
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.
- Record
CVE-2026-69227- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-306
- Updated
- 2026-11-02
EUVDEUVD-2026-98842
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.
- Record
EUVD-2026-98842- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-69m7-xwpq-gfc4
A flaw in Portal for ArcGIS allows unauthenticated access to certain /portaladmin/local API...
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.
- Record
GHSA-69m7-xwpq-gfc4- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-306
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-69227- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-306
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-69227 is a critical vulnerability (CVSS 9.8) in Esri Portal For Arcgis, published October 13, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.37%, the 31st percentile. No source names a fixed version.