Home/CVE/A vulnerability was identified in D-Link DIR-823X 250416. This vulnerability affects the function sub_40AC74 of the comp
CVE

CVE-2026-1685

A vulnerability was identified in D-Link DIR-823X 250416. This vulnerability affects the function sub_40AC74 of the comp

A vulnerability was identified in D-Link DIR-823X 250416. This vulnerability affects the function sub_40AC74 of the component Login. Such manipulation leads to improper restriction of excessive authentication attempts.

The attack may be performed from remote. This attack is characterized by high complexity. It is stated that the exploitability is difficult.

The exploit is publicly available and might be used.

LOW · CVSS 3.7 EPSS 0.00098
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-307Improper Restriction of Excessive Authentication Attempts
CWE-799Improper Control of Interaction Frequency
▤

Affected Products & Versions

1
dlink dir-823x firmwareall versions
▣

Scoring & Timeline

3.7
LOW · CVSS v3.1 · cna@vuldb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD30 Jan 2026 · 03:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/master-abc/cve/issues/17Issue Tracking
https://vuldb.com/?ctiid.343479Permissions RequiredVDB Entry
https://vuldb.com/?id.343479Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.740886Third Party AdvisoryVDB Entry
https://www.dlink.com/Product
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