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CVE-2026-7851

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

Published: May 5, 2026Updated: May 6, 2026 Sources: CVE List NVD BDUCWE-119
NVD MITRE
7.2CVSSHIGH
EPSS Score
4.1%
Top 10.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-119CWE-121

Affected Products

DI-8100D-LinkNetworking Infrastructure
di-8100 firmwaredlinkNetworking Infrastructure
DI-8100D-Link Corp.Networking Infrastructure
d-linkcommercialTWNetworking Infrastructure
dlinkcommercialTWNetworking Infrastructure
d-link corp.commercialTWNetworking Infrastructureaka d-link corporation, d-link international

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://vuldb.com/vuln/361128
vuldb.com
https://vuldb.com/vuln/361128/cti
vuldb.com
https://vuldb.com/submit/807798
vuldb.com
and 2 more references View all →

Timeline

Published
May 5, 2026
Last Updated
May 6, 2026

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