CVE-2026-90680

EUVD-2026-77191
A security flaw has been discovered in D-Link DIR-823G 1.0.2B05_20181207. The impacted element is the function strcpy of the file /HNAP1/SetStaticRouteSettings of the component HNAP1. The manipulation of the argument PAddress/SubnetMask/Gateway results in stack-based buffer overflow. The attack can be launched remotely.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.9 CRITICAL
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://github.com/Amalll-Sec/router-vulnerability-research/blob/main/advisories/d-link/dir-823g/SetStaticRouteSettings/README.md
https://vuldb.com/cve/CVE-2026-90680
https://vuldb.com/submit/914902
https://vuldb.com/vuln/403213
https://vuldb.com/vuln/403213/cti
https://www.dlink.com/