D-Link DI-8003 16.07.26A1 /webgl.asp http_lanport buffer overflow

CVSS Meta Temp Score
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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.
8.8$5k-$25k2.26+

Summaryinfo

A vulnerability was found in D-Link DI-8003 16.07.26A1. It has been declared as critical. The affected element is an unknown function of the file /webgl.asp. Executing a manipulation of the argument http_lanport can lead to buffer overflow. This vulnerability is tracked as CVE-2025-50673. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in D-Link DI-8003 16.07.26A1. It has been declared as critical. This vulnerability affects some unknown processing of the file /webgl.asp. The manipulation of the argument http_lanport with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper handling of the http_lanport parameter in the /webgl.asp endpoint.

The advisory is available at dlink.com. This vulnerability was named CVE-2025-50673 since 06/16/2025. The exploitation appears to be easy. The attack can be initiated remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 04/08/2026).

By approaching the search of inurl:webgl.asp it is possible to find vulnerable targets with Google Hacking.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.8

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Google Hack: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/16/2025 CVE reserved
04/08/2026 +296 days Advisory disclosed
04/08/2026 +0 days VulDB entry created
04/08/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: dlink.com

Advisory: dlink.com
Status: Not defined

CVE: CVE-2025-50673 (🔒)
GCVE (CVE): GCVE-0-2025-50673
GCVE (VulDB): GCVE-100-356362

Entryinfo

Created: 04/08/2026 21:04
Changes: 04/08/2026 21:04 (54)
Complete: 🔍
Cache ID: 216:4A6:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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