CVE-2026-7851: D-Link DI-8100 yyxz.asp sprintf stack-based overflow

Published May 5, 2026
·
Updated

A vulnerability was identified in D-Link DI-8100 16.07.26A1. This affects the function sprintf of the file yyxz.asp. The manipulation of the argument ID leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is publicly available and might be used.

Affected Software

3 affected components
D-Link DI-8100=16.07.26A1
All of the following
Dlink Di-8100 Firmware=16.07.26a1
Dlink Di-8100

Event History

May 5, 2026
CVE Published
via MITRE·05:30 PM
Data Sourced
via MITRE·05:30 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·06:16 PM
DescriptionSeverityWeaknessAffected Software
Oct 13, 58358
Event
via FIRST·07:25 PM
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Frequently Asked Questions

1

What is the severity of CVE-2026-7851?

CVE-2026-7851 has been classified with a high severity due to its potential exploitation leading to remote code execution.

2

How do I fix CVE-2026-7851?

To remediate CVE-2026-7851, users should update their D-Link DI-8100 firmware to the latest version released by D-Link.

3

Is CVE-2026-7851 remotely exploitable?

Yes, CVE-2026-7851 can be exploited remotely by manipulating the argument in the vulnerable function.

4

Which software versions are affected by CVE-2026-7851?

CVE-2026-7851 specifically affects the D-Link DI-8100 with firmware version 16.07.26A1.

5

What type of vulnerability is CVE-2026-7851?

CVE-2026-7851 is a stack-based buffer overflow vulnerability affecting the sprintf function in the specified file.

Contact

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