CVE-2026-69231 — MEDIUM (5.5)

Vulnerability Description

There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, privileged attacker to inject malicious code that could potentially execute arbitrary JavaScript in a victim’s browser. Users working with ArcGIS Enterprise 11.1, 11.3, 11.5 are encouraged to patch. All users are advised to upgrade to the latest long-term support release.

CVSS Score

5.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-79

References

https://www.esri.com/arcgis-blog/products/arcgis-enterprise/administration/augus

FAQ

What is CVE-2026-69231?

CVE-2026-69231 is a vulnerability with a CVSS score of 5.5 (MEDIUM). There is a stored cross site scripting issue in Esri Portal for ArcGIS versions 11.5 and prior that may allow a remote, privileged attacker to inject malicious code that could potentially execute arbi...

How severe is CVE-2026-69231?

CVE-2026-69231 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-69231?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.