CVE-2022-37839: Totolink a860r Firmware

Critical severity, CVSS 9.8. EPSS: 0.9% chance of exploitation in the next 30 days.

TOTOLINK A860R V4.1.2cu.5182_B20201027 is vulnerable to Buffer Overflow via Cstecgi.cgi.

Affected products

• Totolink a860r Firmware: version 4.1.2cu.5182_b20201027 only

Published 2022-09-06. Last modified 2026-06-17.