CVE-2026-2886

EUVD-2026-7525
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.
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/6
https://vuldb.com/?ctiid.347180
https://vuldb.com/?id.347180
https://vuldb.com/?submit.754640
https://www.tenda.com.cn/