CVE-2026-9105

Medium

Description

An authenticated stack-based buffer overflow vulnerability exists in the web management interface of TP-Link TL-WR841N v14. A remote authenticated attacker can send crafted HTTP requests to cause the embedded web server to overflow a stack buffer, resulting in a crash of the affected process. Successful exploitation results in a denial-of-service condition, causing the device to crash and automatically reboot.

SeverityMedium
CVSS6.5
Exploit probability—
ProductTp-link Tl-wr841n Firmware
PublishedJun 29, 2026
First seenJun 29, 2026
Weakness typeCWE-121CWE-121

How to fix

Affected products

ProductAffected versionsFixed in
tp-link tl-wr841n_firmwarev < 14_26051814_260518

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