CVE-2022-4498: TP-Link Archer c5 Firmware

Critical severity, CVSS 9.8. EPSS: 1.8% chance of exploitation in the next 30 days.

In TP-Link routers, Archer C5 and WR710N-V1, running the latest available code, when receiving HTTP Basic Authentication the httpd service can be sent a crafted packet that causes a heap overflow. This can result in either a DoS (by crashing the httpd process) or an arbitrary code execution.

Affected products

• TP-Link Archer c5 Firmware: version 2_160201_us only
• TP-Link Tl-WR710N Firmware: version 1_151022_us only

Published 2023-01-11. Last modified 2026-06-17.