There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 12.1 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary JavaScript code in the 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.
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History
Mon, 26 Oct 2026 19:45:00 +0000
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Esri
Esri arcgis Server |
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Esri
Esri arcgis Server |
Mon, 26 Oct 2026 18:15:00 +0000
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| Description | There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 12.1 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary JavaScript code in the 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. | |
| Title | BUG-000187164 - ArcGIS Server has a security vulnerability. | |
| Weaknesses | CWE-79 | |
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cvssV3_1
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Status: PUBLISHED
Assigner: Esri
Published: 2026-10-26T18:08:38.927Z
Updated: 2026-10-26T19:38:28.569Z
Reserved: 2026-06-03T14:47:46.182Z
Link: CVE-2026-50096
No data.
Status : Awaiting Analysis
Published: 2026-10-26T18:17:48.703
Modified: 2026-10-26T20:17:56.410
Link: CVE-2026-50096
No data.