What’s Vulnerable › Vulnerabilities

CVE-2021-40094

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-12-07 · updated 2026-06-17
• Weakness: CWE-79

Description

A DOM-based XSS vulnerability affects SquaredUp for SCOM 5.2.1.6654. If successfully exploited, this vulnerability may allow attackers to inject malicious code into a user's device.

Affected products

• Squaredup: before 5.3.1 — fixed in 5.3.1

How to fix

Upgrade to a fixed version: Squaredup 5.3.1. Check the vendor advisory for mitigations.

References

• https://support.squaredup.com
• https://support.squaredup.com/hc/en-us/articles/4410656395537-CVE-2021-40094-DOM-based-stored-cross-site-scripting
• https://support.squaredup.com
• https://support.squaredup.com/hc/en-us/articles/4410656395537-CVE-2021-40094-DOM-based-stored-cross-site-scripting

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