CVE-2026-2873

EUVD-2026-7534
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
tendaa21_firmware
1.0.0.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/QIU-DIE/cve-nneeww/issues/4
https://vuldb.com/?ctiid.347110
https://vuldb.com/?id.347110
https://vuldb.com/?submit.754635
https://www.tenda.com.cn/