CVE

CVE-2021-21803

6.1

CVSScritical

Exploitable remotely over the internet · no authentication required · user interaction needed.

Description

This vulnerability is present in device_graph_page.php script, which is a part of the Advantech R-SeeNet web applications. A specially crafted URL by an attacker and visited by a victim can lead to arbitrary JavaScript code execution.

Attack Vector

Network

Privileges Req.

None

User Interaction

Required

advantech

Updated Sep 26, 2026View on NVD →

S4E scanner

mediumProduct Based Web Vulnerabilities~10 seconds

CVE-2021-21803 Scanner

CVE-2021-21803 scanner - Cross-Site Scripting (XSS) vulnerability in Advantech R-SeeNet

Used 3.2k times · 4.3k assets checked · url

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