PT-2026-3084 · Tp Link · Tp-Link Tl-Wr841N V14

Published 2026-01-15 · Updated 2026-01-15 · CVE-2025-9014

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions TP-Link TL-WR841N v14 versions prior to 250908

Description A flaw exists in the referer header check of the web portal service due to improper input validation. This can lead to a Denial of Service. An unauthenticated attacker can exploit this issue.

Recommendations Update to version 250908 or later.

Fix

RCE

NULL Pointer Dereference

Weakness Enumeration

CWE-20

CWE-476

Related Identifiers

CVE-2025-9014

Affected Products

Tp-Link Tl-Wr841N V14

References · 7

• https://tp-link.com/us/support/faq/4894 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-9014 · Security Note
• https://osv.dev/vulnerability/CVE-2025-9014 · Vendor Advisory
• https://tp-link.com/jp/support/download/tl-wr841n/#Firmware · Patch
• https://tp-link.com/en/support/download/tl-wr841n/#Firmware · Patch
• https://tp-link.com/us/support/download/tl-wr841n/#Firmware · Patch
• https://twitter.com/CVEnew/status/2011926074545094701 · Twitter Post