CVE-2026-69231 stored cross site scripting issue in Esri Portal for ArcGIS
A remote privileged attacker can inject malicious JavaScript into Esri Portal for ArcGIS, leading to arbitrary code execution in victim browsers.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-69231?
CVE-2026-69231 is a medium-severity cross-site scripting vulnerability in Esri Portal for Arcgis, published on 21 Aug 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official 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.
Weakness: CWE-79
Which versions are affected by CVE-2026-69231?
It affects 1 product.
Products include Esri Portal for Arcgis.
How do I fix CVE-2026-69231?
No fix has been published for CVE-2026-69231 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-69231 being exploited?
There is no known exploitation of CVE-2026-69231 in the wild and no public exploit code.
Other vulnerabilities in Esri Portal for Arcgis
Sources
Also known as GHSA-f6qv-fr5v-x7pj.