CVE-2026-7856: Buffer Overflow in D-Link DI-8100
A flaw has been found in D-Link DI-8100 16.07.26A1. This affects an unknown part of the file /url_member.asp of the component Web Management Interface. Executing a manipulation of the argument Name can lead to buffer overflow. The attack can be launched remotely. The exploit has been published and may be used.
AI Analysis
Technical Summary
This vulnerability involves a buffer overflow in the D-Link DI-8100 router's web management interface component, located in the /url_member.asp file. Manipulating the 'Name' argument remotely can cause the overflow, potentially leading to arbitrary code execution or denial of service. The CVSS 4.0 base score is 8.6, reflecting high severity with network attack vector, low attack complexity, no privileges required, and no user interaction needed. The vulnerability is publicly known and an exploit is available, but no official fix or mitigation has been disclosed by D-Link.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to cause a buffer overflow, potentially leading to arbitrary code execution or denial of service on the affected device. Given the network attack vector and no required user interaction, the risk is significant for exposed devices running the vulnerable firmware version. However, there are no confirmed reports of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or workaround has been published, users should monitor D-Link's advisories closely. As a precaution, restrict access to the device's web management interface from untrusted networks until a patch is available.
CVE-2026-7856: Buffer Overflow in D-Link DI-8100
Description
A flaw has been found in D-Link DI-8100 16.07.26A1. This affects an unknown part of the file /url_member.asp of the component Web Management Interface. Executing a manipulation of the argument Name can lead to buffer overflow. The attack can be launched remotely. The exploit has been published and may be used.
CVSS v4.0
Score 8.6high
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a buffer overflow in the D-Link DI-8100 router's web management interface component, located in the /url_member.asp file. Manipulating the 'Name' argument remotely can cause the overflow, potentially leading to arbitrary code execution or denial of service. The CVSS 4.0 base score is 8.6, reflecting high severity with network attack vector, low attack complexity, no privileges required, and no user interaction needed. The vulnerability is publicly known and an exploit is available, but no official fix or mitigation has been disclosed by D-Link.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to cause a buffer overflow, potentially leading to arbitrary code execution or denial of service on the affected device. Given the network attack vector and no required user interaction, the risk is significant for exposed devices running the vulnerable firmware version. However, there are no confirmed reports of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or workaround has been published, users should monitor D-Link's advisories closely. As a precaution, restrict access to the device's web management interface from untrusted networks until a patch is available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-05-05T11:41:27.815Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69fa46b8cbff5d86101fa005
Added to database: 5/5/2026, 7:36:24 PM
Last enriched: 5/5/2026, 7:51:30 PM
Last updated: 6/20/2026, 8:43:11 AM
Views: 76
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