CVE-2026-90680
criticalA security flaw has been discovered in D-Link DIR-823G 1.0.2B05_20181207.
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.
CVSS
9.9
9.9 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (cna@vuldb.com)
Timeline (UTC)
Published: 2026-09-14 04:16
Modified: 2026-09-16 15:18
NVD status: Deferred
Last synced 1 day ago
Verified against the source API 2026-10-27 06:52 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/Amalll-Sec/router-vulnerability-research/blob/main/advisories/d-link/di... cna@vuldb.com
- https://vuldb.com/cve/CVE-2026-90680 cna@vuldb.com
- https://vuldb.com/submit/914902 cna@vuldb.com
- https://vuldb.com/vuln/403213 cna@vuldb.com
- https://vuldb.com/vuln/403213/cti cna@vuldb.com
- https://www.dlink.com/ cna@vuldb.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:52 UTC · record ↗