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CVE-2026-86509 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CNA: [email protected]CVSS-B:9.6 CRITICALVector:CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://tzh00203.notion.site/D-Link-DIR-895L-Stack-Overflow-in-udhcpd-TR-111-Option-125-Parsing-33cb5c52018a80dc8140e1502e4814d0	[email protected]
https://vuldb.com/cve/CVE-2026-86509	[email protected]	AdvisoryPermission Required
https://vuldb.com/submit/906298	[email protected]	Issue TrackingPermission Required
https://vuldb.com/vuln/399662	[email protected]	Content Wall
https://vuldb.com/vuln/399662/cti	[email protected]	Content Wall
https://www.dlink.com/	[email protected]	Vendor

see all 6 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-119	Improper Restriction of Operations within the Bounds of a Memory Buffer	[email protected]
CWE-121	Stack-based Buffer Overflow	[email protected]

Affected Products

Product	Versions
D-Link DIR-895L	A1_102b07
CPE cpe:2.3:o:dlink:dir-895l_firmware:::::::: cpe:2.3:h:d-link:dir-895l:::::::: cpe:2.3:h:dlink:dir-895l:::::::: Remediation No remediation found in references.

Change History

2 change records found show changes

Date	Action	Recorded By
Sep 11, 2026	CVE Modified	CISA-ADP
Sep 8, 2026	New CVE Received	[email protected]