VULNERABILITY INTELLIGENCE

CVE-2026-2873

CVSS score8.8 HIGH

EPSS probability0.65%

CISA KEVNot currently listed

Published2026-02-21

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

cna@vuldb.com: CWE-119

Primary references

cna@vuldb.com — Exploit, Issue Tracking, Mitigation, Third Party Advisory
cna@vuldb.com — Permissions Required, VDB Entry
cna@vuldb.com — Third Party Advisory, VDB Entry
cna@vuldb.com — Third Party Advisory, VDB Entry
cna@vuldb.com — Product