CVE-2026-5573: Technostrobe Hi-Led-WR120-g2 Firmware

Critical severity, CVSS 9.8. EPSS: 0.7% chance of exploitation in the next 30 days.

A weakness has been identified in Technostrobe HI-LED-WR120-G2 5.5.0.1R6.03.30. This impacts an unknown function of the file /fs. Executing a manipulation of the argument cwd can lead to unrestricted upload. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Technostrobe Hi-Led-WR120-g2 Firmware: version 5.5.0.1r6.03.30 only

Published 2026-04-05. Last modified 2026-07-24.