Is CVE-2021-37216 actively exploited?

No active exploitation of CVE-2021-37216 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2021-37216 be exploited remotely?

Yes. CVE-2021-37216 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2021-37216?

CVE-2021-37216 has a CVSS score of 6.1 (MEDIUM).

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MEDIUM

CVE-2021-37216

CWE-79Published: August 2, 2021· Updated: Jun 17, 2026

6.1

CVSS v3.1

Official Description

QSAN Storage Manager header page parameters does not filter special characters. Remote attackers can inject JavaScript without logging in and launch reflected XSS attacks to access and modify specific data.

NVD Source

Technical Analysis

CVE-2021-37216 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.