Live › vulnerability › CVE-2026-50095
Go to dashboardEsri ArcGIS Server 11.1 and earlier on Windows and Linux has a stored cross-site scripting flaw in some configurations. A remote unauthenticated attacker can store files containing malicious code that runs in a victim's browser.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-26 18:31 UTC. All times on this page are UTC.
ArcGIS Server 11.1 and earlier on Windows or Linux, in the configurations the advisory describes, where users can reach stored content served to browsers. Sources do not name the exact configuration, so unknown whether a default install is exposed. Teams on managed or unaffected versions can skip it.
No product ranges from the sources yet.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
There is a stored cross site scripting issue in Esri ArcGIS Server 11.1 and earlier on Windows and Linux that in some configurations allows a remote unauthenticated attacker to store files that contain malicious code that may execute in the context of a victim’s browser. A patch is provided for ArcGIS Server software in General Availability and Extended support status, which includes versions 12.1, 12.0, 11.5, 11.3, and 11.1. Other versions are in mature or retired status, which are not patch eligible. Users working with unlisted versions are advised to upgrade and apply the patch.
This page as .md · .json · in your agent: get_signal("CVE-2026-50095")
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