What is the CVSS score of CVE-2025-9014?

CVE-2025-9014 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.1%.

Which versions of Tl Wr841n Firmware are affected by CVE-2025-9014?

Organizations using the referer header check of the web portal of TP-Link TL-WR841N face notable risk from CVE-2025-9014, a input validation vulnerability rated CVSS 7.5.. A patch is available.

Tl Wr841n Firmware CVE-2025-9014

Q: How to fix or mitigate CVE-2025-9014?

Within 7 days: Identify all affected systems running the referer header check of the web portal of TP-Link TL-WR8 and apply vendor patches promptly. Vendor patch is available.

HIGH

Improper Input Validation (CWE-20)

2026-01-15 f23511db-6c3e-4e32-a477-6aa17d310630

Denial Of Service Null Pointer Dereference TP-Link Tl Wr841n Firmware

7.5

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

Patch released

Jan 30, 2026 - 20:42 nvd

Patch available

CVE Published

Jan 15, 2026 - 18:16 nvd

HIGH 7.5

DescriptionNVD

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.

AnalysisAI

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. [CVSS 7.5 HIGH]

Technical ContextAI

Classified as CWE-20 (Improper Input Validation). Affects Tl-Wr841N Firmware. 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.