What’s Vulnerable › Vulnerabilities

CVE-2021-21803

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 7.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-16 · updated 2026-06-17
• Weakness: CWE-79

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.

Affected products

• Advantech R-SeeNet: 2.4.12

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1272
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1272

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