TI-2021-12210 Aliases CVE-2021-32536 GHSA-2788-q3c5-xfcj

MCU Technologies MCUsystem - Reflected XSS

LOW 29CWE-79Published 2021-06-18 · Updated 2024-09-16

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

The login page in the MCUsystem does not filter with special characters, which allows remote attackers can inject JavaScript without privilege and thus perform reflected XSS attacks.

Why it matters now

EPSS 0.00788 56th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
MCU Technologies	MCUsystem	5.5	—	No fix listed	CNA

MCUsystem VendorMCU Technologies Affected 5.5 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:mcusystem:mcusystem:5.5:::::::*	5.5	Vulnerable	Mcusystem

cpe:2.3:a:mcusystem:mcusystem:5.5:*:*:*:*:*:*:* Versions 5.5 Vulnerable ·Mcusystem

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-32536
2026-10-03 Alias added: GHSA-2788-q3c5-xfcj

References

Advisory 1

https://www.twcert.org.tw/tw/cp-132-4811-4a160-1.html

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences