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CVE-2026-7857

Published: May 5, 2026

Modified: May 5, 2026

PUBLISHED

CVSS v3.1

7.2

HIGH

Description

A vulnerability has been found in D-Link DI-8100 16.07.26A1. This vulnerability affects the function sprintf of the file /user_group.asp of the component CGI Handler. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Vendor	Product	Versions
D-Link	DI-8100	affected `16.07.26A1`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

VDB-361134 | D-Link DI-8100 CGI user_group.asp sprintf buffer overflow

vdb-entry

technical-description

VDB-361134 | CTI Indicators (IOB, IOC, IOA)

signature

permissions-required

Submit #807853 | D-Link DI-8100 16.07.26A1 Denial of Service

third-party-advisory

https://github.com/draw-ctf/report/blob/main/DI-8100/user_group_asp_overflow.md

exploit

https://www.dlink.com/

product

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