CVE-2026-2873

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

Description

A vulnerability was detected in Tenda A21 1.0.0.0. This issue affects the function setSchedWifi of the file /goform/openSchedWifi. Performing a manipulation of the argument schedStartTime/schedEndTime results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit is now public and may be used.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

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/4
Source: cna@vuldb.com
Exploit Issue Tracking Mitigation Third Party Advisory
https://vuldb.com/?ctiid.347110
Source: cna@vuldb.com
Permissions Required VDB Entry
https://vuldb.com/?id.347110
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.754635
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