Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.

CVE-2026-10139 Details

ANALYZED

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

Description

A stack-based buffer overflow vulnerability exists in the Mcli functionality of X2000R (version(s): TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327). A specially crafted HTTP request can lead to arbitrary code execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:6.4 MEDIUMVector:CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

CNA: [email protected]CVSS-B:9.1 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
https://talosintelligence.com/vulnerability_reports/TALOS-2026-2439	[email protected]	AdvisoryExploitTechnical Analysis

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-121	Stack-based Buffer Overflow	[email protected]

Affected Products

Product	Versions
TOTOLINK X2000R	TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327
CPE cpe:2.3:h:totolink:x2000r:::::::: cpe:2.3:o:totolink:x2000r_firmware:::::::: Remediation No remediation found in references.

Change History

2 change records found show changes

Date	Action	Recorded By
Oct 23, 2026	CVE Modified	CISA-ADP
Oct 20, 2026	New CVE Received	[email protected]