CVE-2026-86509

A flaw has been found in D-Link DIR-895L A1_102b07. This impacts the function sendOffer/sendACK of the file udhcpcd/serverpacket.c of the component udhcpcd. This manipulation causes stack-based buffer overflow. The attack can only be done within the local network. The exploit has been published and may be used.

Score

CVSS 3.1 9.6 Critical

Status

Deferred - cna@vuldb.com

Published

2026-09-08

Last modified

2026-09-11

Weaknesses

CWE-119, CWE-121

Affected products

• Dir-895l (D-link)

References

• https://tzh00203.notion.site/D-Link-DIR-895L-Stack-Overflow-in-udhcpd-TR-111-Option-125-Parsing-33cb5c52018a80dc8140e15…
• https://vuldb.com/cve/CVE-2026-86509
• https://vuldb.com/submit/906298
• https://vuldb.com/vuln/399662
• https://vuldb.com/vuln/399662/cti
• https://www.dlink.com/