CVE-2026-2886

8.8 HIGH
Published: February 21, 2026 Modified: February 23, 2026
View on NVD

Description

A weakness has been identified in Tenda A21 1.0.0.0. This affects the function set_device_name of the file /goform/SetOnlineDevName. This manipulation of the argument devName causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/QIU-DIE/cve-nneeww/issues/6
Source: cna@vuldb.com
Exploit Issue Tracking Mitigation Third Party Advisory
https://vuldb.com/?ctiid.347180
Source: cna@vuldb.com
Permissions Required VDB Entry
https://vuldb.com/?id.347180
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.754640
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://www.tenda.com.cn/
Source: cna@vuldb.com
Product

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.8 / 10.0
EPSS (Exploit Probability)
0.1%
24th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

tenda