CVE-2025-25900: TP-Link Tl-WR841ND v11 Firmware

Medium severity, CVSS 4.9. EPSS: 0.4% chance of exploitation in the next 30 days.

A buffer overflow vulnerability was discovered in TP-Link TL-WR841ND V11 via the username and password parameters at /userRpm/PPPoEv6CfgRpm.htm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted packet.

Affected products

• TP-Link Tl-WR841ND v11 Firmware: affected versions not specified

Published 2025-02-13. Last modified 2026-06-17.