CVE-2021-44864: TP-Link WN886N Firmware

Medium severity, CVSS 6.5. EPSS: 10.2% chance of exploitation in the next 30 days.

TP-Link WR886N 3.0 1.0.1 Build 150127 Rel.34123n is vulnerable to Buffer Overflow. Authenticated attackers can crash router httpd services via /userRpm/PingIframeRpm.htm request which contains redundant & in parameter.

Affected products

• TP-Link WN886N Firmware: version 1.0.1 only

Published 2022-02-08. Last modified 2026-06-17.