VDB-343461 · CVE-2025-15543 · EUVD-2025-206534

TP-Link VX800v 1.0 USB HTTP Access Path link following

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in TP-Link VX800v 1.0. This affects an unknown function of the component USB HTTP Access Path. Performing a manipulation results in link following. This vulnerability is identified as CVE-2025-15543. The attack may be carried out on the physical device. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in TP-Link VX800v 1.0. This affects some unknown processing of the component USB HTTP Access Path. The manipulation with an unknown input leads to a link following vulnerability. CWE is classifying the issue as CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. This is going to have an impact on confidentiality. The summary by CVE is:

Improper link resolution in USB HTTP access path in VX800v v1.0 allows a crafted USB device to expose root filesystem contents, giving an attacker with physical access read‑only access to system files.

The advisory is shared at tp-link.com. This vulnerability is uniquely identified as CVE-2025-15543 since 01/20/2026. The exploitability is told to be easy. An attack has to be approached locally. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-206534). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

TP-Link

Name

VX800v

Version

License

commercial

Website

Vendor: https://www.tp-link.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 2.4
VulDB Temp Score: 2.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 4.6
NVD Vector: 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Link following
CWE: CWE-59
CAPEC: 🔒
ATT&CK: 🔒

Physical: Yes
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/20/2026 CVE reserved
01/30/2026 +10 days Advisory disclosed
01/30/2026 +0 days VulDB entry created
03/09/2026 +38 days VulDB entry last update

Sourcesinfo

Vendor: tp-link.com

Advisory: tp-link.com
Status: Not defined

CVE: CVE-2025-15543 (🔒)
GCVE (CVE): GCVE-0-2025-15543
GCVE (VulDB): GCVE-100-343461
EUVD: 🔒

Entryinfo

Created: 01/30/2026 08:11
Updated: 03/09/2026 19:04
Changes: 01/30/2026 08:11 (65), 01/30/2026 14:40 (1), 03/09/2026 19:04 (12)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.