CVE-2026-1685

LOW 3.7

D-Link DIR-823X Login sub_40AC74 excessive authentication

CVSS Score

3.7

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-307 CWE-799
Vendor	d-link
Product	dir-823x
Published	Jan 30, 2026
Last Updated	Feb 23, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

D-Link / DIR-823X

250416

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/?id.343479 vuldb.com: https://vuldb.com/?ctiid.343479 vuldb.com: https://vuldb.com/?submit.740886 github.com: https://github.com/master-abc/cve/issues/17 dlink.com: https://www.dlink.com/

Credits

🔍 942384053 (VulDB User)