Tenda vulnerabilities
We track 1,180 vulnerabilities in Tenda products across 60+ products. 1,180 are rated high or critical, and 3 have been exploited in real attacks. The most recent was published on November 14, 2026.
Latest Tenda vulnerabilities
- 8.8 High severity
O3: Out-of-bounds Write
A vulnerability, which was classified as critical, was found in Tenda O3 1.0.0.10. Affected is the function fromDhcpSetSer. The manipulation of the argument dhcpEn/startIP/endIP/preDNS/altDNS/mask/gateway leads to stack-based buffer overflow. It is possible to
- 8.8 High severity
O3: Out-of-bounds Write
A vulnerability, which was classified as critical, has been found in Tenda O3 1.0.0.10. This issue affects the function formexeCommand. The manipulation of the argument cmdinput leads to stack-based buffer overflow. The attack may be initiated remotely. The ex
- 8.8 High severity
O3: Out-of-bounds Write
A vulnerability classified as critical was found in Tenda O3 1.0.0.10. This vulnerability affects the function formQosSet. The manipulation of the argument remark/ipRange/upSpeed/downSpeed/enable leads to stack-based buffer overflow. The attack can be initiate
- 8.0 High severity
ax9_firmware: Improper Neutralization of Special Elements used in a Command
AX3000 Dual-Band Gigabit Wi-Fi 6 Router AX9 V22.03.01.46 and AX3000 Dual-Band Gigabit Wi-Fi 6 Router AX12 V1.0 V22.03.01.46 were discovered to contain an authenticated remote command execution (RCE) vulnerability via the macFilterType parameter at /goform/setM
- 9.8 Critical severity
ax2_pro: Improper Verification of Source of a Communication Channel
An issue in SHENZHEN TENDA TECHNOLOGY CO.,LTD Tenda AX2pro V16.03.29.48_cn allows a remote attacker to execute arbitrary code via the Routing functionality.
- 9.8 Critical severity
ac18: Out-of-bounds Write
Tenda AC18 V15.03.3.10_EN was discovered to contain a stack-based buffer overflow vulnerability via the deviceId parameter at ip/goform/saveParentControlInfo.
- 9.8 Critical severity
ac8_firmware: Out-of-bounds Write
Vulnerability in Tenda AC8v4 .V16.03.34.09 due to sscanf and the last digit of s8 being overwritten with \x0. After executing set_client_qos, control over the gp register can be obtained.
- 9.8 Critical severity
A301: Out-of-bounds Write
A vulnerability, which was classified as critical, has been found in Tenda A301 15.13.08.12. Affected by this issue is the function formWifiBasicSet of the file /goform/SetOnlineDevName. The manipulation of the argument devName leads to stack-based buffer over
- 9.8 Critical severity
A301: Out-of-bounds Write
A vulnerability classified as critical was found in Tenda A301 15.13.08.12. Affected by this vulnerability is the function fromSetWirelessRepeat of the file /goform/SetOnlineDevName. The manipulation of the argument devName leads to stack-based buffer overflow
- 8.8 High severity
A301: Out-of-bounds Write
A vulnerability was found in Tenda A301 15.13.08.12. It has been classified as critical. Affected is the function fromSetWirelessRepeat of the file /goform/WifiExtraSet. The manipulation of the argument wpapsk_crypto leads to stack-based buffer overflow. It is
- 9.8 Critical severity
o3v2_firmware: Improper Neutralization of Special Elements used in a Command
Tenda O3V2 v1.0.0.12(3880) was discovered to contain a Blind Command Injection via stpEn parameter in the SetStp function. This vulnerability allows attackers to execute arbitrary commands with root privileges.
- 8.8 High severity
fh1206_firmware: Stack-based Buffer Overflow
Tenda FH1206 V1.2.0.8(8155)_EN was discovered to contain a stack-based buffer overflow vulnerability via the list1 parameter at ip/goform/DhcpListClient.
- 9.8 Critical severity
fh1206_firmware: Stack-based Buffer Overflow
Tenda FH1206 V1.2.0.8(8155)_EN was discovered to contain a stack-based buffer overflow vulnerability via the page parameter at ip/goform/NatStaticSetting.
- 8.8 High severity
fh1206_firmware: Stack-based Buffer Overflow
Tenda FH1206 V1.2.0.8(8155)_EN was discovered to contain a stack-based buffer overflow vulnerability via the funcpara1 parameter at ip/goform/exeCommand.
- 7.2 High severity
o3v2: Improper Neutralization of Special Elements used in a Command
Tenda O3V2 with firmware versions V1.0.0.10 and V1.0.0.12 was discovered to contain a Blind Command Injection via dest parameter in /goform/getTraceroute. This vulnerability allows attackers to execute arbitrary commands with root privileges. Authentication is
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability was found in Tenda i21 1.0.0.14(4656). It has been declared as critical. This vulnerability affects the function formexeCommand. The manipulation of the argument cmdinput leads to stack-based buffer overflow. The attack can be initiated remotel
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability was found in Tenda i21 1.0.0.14(4656). It has been classified as critical. This affects the function formWifiMacFilterSet. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack re
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability was found in Tenda i21 1.0.0.14(4656) and classified as critical. Affected by this issue is the function formWifiMacFilterGet. The manipulation of the argument index leads to stack-based buffer overflow. The attack may be launched remotely. The
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability has been found in Tenda i21 1.0.0.14(4656) and classified as critical. Affected by this vulnerability is the function formSetUplinkInfo of the file /goform/setUplinkInfo. The manipulation of the argument pingHostIp2 leads to stack-based buffer
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability, which was classified as critical, was found in Tenda i21 1.0.0.14(4656). Affected is the function formSetAutoPing. The manipulation of the argument ping1/ping2 leads to stack-based buffer overflow. It is possible to launch the attack remotely.
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability, which was classified as critical, has been found in Tenda i21 1.0.0.14(4656). This issue affects the function formOfflineSet of the file /goform/setStaOffline. The manipulation of the argument GO/ssidIndex leads to stack-based buffer overflow.
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability classified as critical was found in Tenda i21 1.0.0.14(4656). This vulnerability affects the function formGetDiagnoseInfo. The manipulation of the argument cmdinput leads to stack-based buffer overflow. The attack can be initiated remotely. The
- 7.5 High severity
A3002R_V4_Firmware: Buffer Copy without Checking Size of Input
Totolink AC1200 Wireless Dual Band Gigabit Router A3002R_V4 Firmware V4.0.0-B20230531.1404 is vulnerable to Buffer Overflow via the formWlEncrypt function of the boa server. Specifically, they exploit the length of the wlan_ssid field triggers the overflow.
- 8.8 High severity
A301: Out-of-bounds Write
A vulnerability was found in Tenda A301 15.13.08.12_multi_TDE01. It has been rated as critical. This issue affects the function formAddMacfilterRule of the file /goform/setBlackRule. The manipulation of the argument deviceList leads to stack-based buffer overf
- 8.8 High severity
i22: Out-of-bounds Write
A vulnerability classified as critical has been found in Tenda i22 1.0.0.3(4687). This affects the function formSetUrlFilterRule. The manipulation of the argument groupIndex leads to stack-based buffer overflow. It is possible to initiate the attack remotely.
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability was found in Tenda i21 1.0.0.14(4656). It has been rated as critical. Affected by this issue is the function fromDhcpSetSer of the file /goform/DhcpSetSe. The manipulation of the argument dhcpStartIp/dhcpEndIp/dhcpGw/dhcpMask/dhcpLeaseTime/dhcp
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability was found in Tenda i21 1.0.0.14(4656). It has been declared as critical. Affected by this vulnerability is the function formwrlSSIDset of the file /goform/wifiSSIDset. The manipulation of the argument ssidIndex leads to stack-based buffer overf
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability was found in Tenda i21 1.0.0.14(4656). It has been classified as critical. Affected is the function formwrlSSIDget of the file /goform/wifiSSIDget. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability was found in Tenda i21 1.0.0.14(4656) and classified as critical. This issue affects the function formQosManage_user. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. The attack may be initiated remotely. The ass
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability has been found in Tenda i21 1.0.0.14(4656) and classified as critical. This vulnerability affects the function formQosManage_auto. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. The attack can be initiated remo
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability, which was classified as critical, was found in Tenda i21 1.0.0.14(4656). This affects the function formQosManageDouble_auto. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack
- 8.8 High severity
i21: Out-of-bounds Write
A vulnerability, which was classified as critical, has been found in Tenda i21 1.0.0.14(4656). Affected by this issue is the function formQosManageDouble_user. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. The attack may be l
- 8.8 High severity
W9: Out-of-bounds Write
A vulnerability classified as critical was found in Tenda W9 1.0.0.7(4456). Affected by this vulnerability is the function fromDhcpSetSer of the file /goform/DhcpSetSer. The manipulation of the argument dhcpStartIp/dhcpEndIp/dhcpGw/dhcpMask/dhcpLeaseTime/dhcpD
- 8.8 High severity
W9: Out-of-bounds Write
A vulnerability classified as critical has been found in Tenda W9 1.0.0.7(4456). Affected is the function formwrlSSIDset of the file /goform/wifiSSIDset. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to launch
- 8.8 High severity
W9: Out-of-bounds Write
A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been rated as critical. This issue affects the function formwrlSSIDget of the file /goform/wifiSSIDget. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. The attack may
- 8.8 High severity
W9: Out-of-bounds Write
A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been declared as critical. This vulnerability affects the function formQosManageDouble_auto. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. The attack can be initiate
- 8.8 High severity
W9: Out-of-bounds Write
A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been classified as critical. This affects the function formQosManageDouble_user. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack
- 8.8 High severity
AX1806: Out-of-bounds Write
A vulnerability was found in Tenda AX1806 1.0.0.1 and classified as critical. Affected by this issue is the function formSetRebootTimer of the file /goform/SetRebootTimer. The manipulation of the argument rebootTime leads to stack-based buffer overflow. The at
- 8.8 High severity
AX1806: Out-of-bounds Write
A vulnerability has been found in Tenda AX1806 1.0.0.1 and classified as critical. Affected by this vulnerability is the function formSetDeviceName of the file /goform/SetOnlineDevName. The manipulation of the argument devName leads to stack-based buffer overf
- 8.8 High severity
AX1806: Out-of-bounds Write
A vulnerability, which was classified as critical, was found in Tenda AX1806 1.0.0.1. Affected is the function R7WebsSecurityHandler of the file /goform/execCommand. The manipulation of the argument password leads to stack-based buffer overflow. It is possible