CVE-2021-21799

Cross-site scripting vulnerabilities exist in the telnet_form.php script functionality of Advantech R-SeeNet v 2.4.12 (20.10.2020). If a user visits a specially crafted URL, it can lead to arbitrary JavaScript code execution in the context of the targeted user’s browser. An attacker can provide a crafted URL to trigger this vulnerability.

• CWE-79
• CWE-79

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1270Exploit, Third Party Advisory
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1270Exploit, Third Party Advisory

Published

Jul 16, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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