# CVE-2026-69226: Esri Portal for ArcGIS account creation bypass in sharing endpoint

Source: https://junglewise.ai/threats/cve-2026-69226-a-flaw-in-portal-for-arcgis-allows-unauthenticated-users-to  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-13. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-69226 · Severity: medium · CVSS 6.5 · Published 2026-10-13

Portal for ArcGIS is a centralized platform for managing geographic information systems and collaborative mapping. An unauthenticated attacker can create unauthorized accounts by bypassing the disabled self-service signup restriction through the sharing endpoint, potentially granting system access to threat actors when the organization intended to restrict account creation.

Technologies: [Esri Portal For Arcgis](https://junglewise.ai/threats/technologies/portal-for-arcgis). Vendors: [Esri](https://junglewise.ai/threats/vendors/esri).

## Quick answers

**Is CVE-2026-69226 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-69226 being exploited in the wild.

**How severe is CVE-2026-69226?** Medium severity, with a CVSS score of 6.5, published 13 October 2026.

**Which products and versions are affected?** Esri Portal for ArcGIS.

**Is there a fix for CVE-2026-69226?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-69226 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-69226?** Check whether you run Esri Portal For Arcgis. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An authentication bypass vulnerability in Portal for ArcGIS allows unauthenticated users to create accounts through the sharing endpoint regardless of the disableSignup=true configuration setting. Attackers can manipulate the signup workflow to bypass the intended access control, resulting in unauthorized account creation without authentication or administrator approval.

## Affected products

- Esri Portal for ArcGIS

## Timeline

- 2026-10-13: disclosed

## References

- [https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/september-2026-arcgis-security-bulletin](https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/september-2026-arcgis-security-bulletin)

## Related threats

- [Esri Portal for ArcGIS reflected cross-site scripting](https://junglewise.ai/threats/cve-2026-50096-there-is-a-reflected-cross-site-scripting-vulnerability-in-esri)
- [Esri Portal for ArcGIS reflected cross-site scripting](https://junglewise.ai/threats/cve-2026-33520-there-is-a-reflected-cross-site-scripting-vulnerability-in-esri)
- [Esri Portal for ArcGIS authentication bypass in admin API](https://junglewise.ai/threats/cve-2026-69227-a-flaw-in-portal-for-arcgis-allows-unauthenticated-access-to)
- [Esri Portal for ArcGIS LDAP injection in administrative functionality](https://junglewise.ai/threats/cve-2026-10759-a-flaw-in-portal-for-arcgis-could-allow-ldap-injection-through)
- [Esri Portal for ArcGIS HTML injection](https://junglewise.ai/threats/cve-2026-69238-esri-portal-for-arcgis-html-injection)