CVE-2026-7851

D-Link DI-8100 yyxz.asp sprintf stack-based overflow

HIGH
7.2
CVSS Score
Published: May 5, 2026 at 05:30 PM UTC
Updated: July 20, 2026 at 08:28 PM UTC
2 products affected across 1 vendorDi 8100 FirmwareD-Link DI-8100

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Severity
HIGH7.2
Exploit prediction
EPSS 4%
SSVC
PoC

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

dlink-di-8100 (same device)
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/vuln/361128
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/vuln/361128/cti
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/submit/807798
Product
Source: cverecord
https://www.dlink.com/

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.2HIGHVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-121CWE-119

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