CVE-2025-9014: Null Pointer Dereference Vulnerability on TL-WR841N

Published Jan 15, 2026
·
Updated

A Null Pointer Dereference vulnerability exists in the referer header check of the web portal of TP-Link TL-WR841N v14, caused by improper input validation.  A remote, unauthenticated attacker can exploit this flaw and cause Denial of Service on the web portal service.This issue affects TL-WR841N v14: before 250908.

Affected Software

3 affected components
TP-Link TL-WR841N<250908
All of the following
TP-Link TL-WR841N firmware<250908
TP-Link TL-WR841N=14

Event History

Jan 15, 2026
CVE Published
via MITRE·05:36 PM
Data Sourced
via MITRE·05:36 PM
DescriptionWeakness
Data Sourced
via NVD·06:16 PM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-9014?

CVE-2025-9014 is considered a high severity vulnerability due to its potential to cause Denial of Service.

2

How do I fix CVE-2025-9014?

To fix CVE-2025-9014, it is recommended to update the firmware of the TL-WR841N to the latest version released by TP-Link.

3

Who is affected by CVE-2025-9014?

CVE-2025-9014 affects TP-Link TL-WR841N devices running firmware version up to 250908.

4

Can CVE-2025-9014 be exploited remotely?

Yes, CVE-2025-9014 can be exploited remotely by an unauthenticated attacker.

5

What type of attack is associated with CVE-2025-9014?

CVE-2025-9014 is associated with a Null Pointer Dereference attack that can lead to Denial of Service.

Contact

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