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
- 9.8 Critical severity
W18e Firmware: Improper Access Control
An issue in Tenda W18E v.2.0 v.16.01.0.11 allows an attacker to execute arbitrary code via the editing functionality of the account module in the goform/setmodules route.
- 8.8 High severity
FH451: Out-of-bounds Write
A vulnerability classified as critical has been found in Tenda FH451 1.0.0.9. Affected is the function webExcptypemanFilter of the file /goform/webExcptypemanFilter. The manipulation of the argument page leads to stack-based buffer overflow. It is possible to
- 7.5 High severity
A15: Buffer Copy without Checking Size of Input
A vulnerability was found in Tenda A15 15.13.07.09/15.13.07.13. It has been classified as critical. This affects an unknown part of the file /goform/multimodalAdd of the component HTTP POST Request Handler. The manipulation leads to buffer overflow. It is poss
- 7.5 High severity
AC10: Buffer Copy without Checking Size of Input
A vulnerability was found in Tenda AC10 16.03.10.13 and classified as critical. Affected by this issue is some unknown functionality of the file /goform/UserCongratulationsExec. The manipulation of the argument getuid leads to buffer overflow. The attack may b
- 8.8 High severity
AC7: Out-of-bounds Write
A vulnerability was found in Tenda AC7 15.03.06.44. It has been declared as critical. Affected by this vulnerability is the function formSetRebootTimer of the file /goform/SetRebootTimer. The manipulation of the argument reboot_time leads to stack-based buffer
- 8.8 High severity
AC7: Out-of-bounds Write
A vulnerability was found in Tenda AC7 15.03.06.44. It has been classified as critical. Affected is the function fromSafeSetMacFilter of the file /goform/setMacFilterCfg. The manipulation of the argument deviceList leads to stack-based buffer overflow. It is p
- 9.8 Critical severity
Rx3 Firmware: Stack-based Buffer Overflow
There is a stack overflow vulnerability in Tenda RX3 V1.0br_V16.03.13.11 In the fromSetWifiGusetBasic function of the web url /goform/ WifiGuestSet, the manipulation of the parameter shareSpeed leads to stack overflow.
- 9.8 Critical severity
AC8: Buffer Copy without Checking Size of Input
A vulnerability, which was classified as critical, was found in Tenda AC8 16.03.34.06. Affected is the function formGetRouterStatus of the file /goform/MtuSetMacWan. The manipulation of the argument shareSpeed leads to buffer overflow. It is possible to launch
- 9.8 Critical severity
RX3: Improper Neutralization of Special Elements used in a Command
A vulnerability was found in Tenda RX3 16.03.13.11_multi. It has been rated as critical. This issue affects some unknown processing of the file /goform/telnet. The manipulation leads to command injection. The attack may be initiated remotely. The exploit has b
- 9.8 Critical severity
DAP-1520: Out-of-bounds Write
A vulnerability was found in Tenda DAP-1520 1.10B04_BETA02. It has been declared as critical. This vulnerability affects the function mod_graph_auth_uri_handler of the file /storage of the component Authentication Handler. The manipulation leads to stack-based
- 9.8 Critical severity
DAP-1520: Out-of-bounds Write
A vulnerability was found in Tenda DAP-1520 1.10B04_BETA02. It has been classified as critical. This affects the function set_ws_action of the file /dws/api/. The manipulation leads to heap-based buffer overflow. It is possible to initiate the attack remotely.
- 9.8 Critical severity
DAP-1520: Out-of-bounds Write
A vulnerability was found in Tenda DAP-1520 1.10B04_BETA02 and classified as critical. Affected by this issue is the function check_dws_cookie of the file /storage. The manipulation leads to stack-based buffer overflow. The attack may be launched remotely. The
- 9.8 Critical severity
AC1206: Buffer Copy without Checking Size of Input
A vulnerability was found in Tenda AC1206 up to 15.03.06.23. It has been rated as critical. This issue affects the function setSchedWifi of the file /goform/openSchedWifi. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exp
- 9.8 Critical severity
AC1206: Buffer Copy without Checking Size of Input
A vulnerability was found in Tenda AC1206 up to 15.03.06.23. It has been declared as critical. This vulnerability affects the function formSetCfm of the file /goform/setcfm. The manipulation leads to buffer overflow. The attack can be initiated remotely. The e
- 9.8 Critical severity
Ac9 Firmware: Improper Neutralization of Special Elements used in a Command
Tenda AC9 V15.03.06.42_multi was found to contain a command injection vulnerability in the formSetSambaConf function via the usbname parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.
- 9.8 Critical severity
Ac9 Firmware: Improper Neutralization of Special Elements used in a Command
Tenda AC9 V15.03.06.42_multi was found to contain a command injection vulnerability in the formsetUsbUnload function via the deviceName parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.
- 7.1 High severity
Rx2 Pro Firmware: Improper Access Control
An issue was discovered on Tenda RX2 Pro 16.03.30.14 devices. Improper network isolation between the guest Wi-Fi network and other network interfaces on the router allows an attacker (who is authenticated to the guest Wi-Fi) to access resources on the router a
- 8.2 High severity
Rx2 Pro Firmware: Cleartext Storage of Sensitive Information
Cleartext transmission of sensitive information in the web management portal of the Tenda RX2 Pro 16.03.30.14 may allow an unauthenticated attacker to authenticate to the web management portal by collecting credentials from observed/collected traffic. It imple
- 8.2 High severity
Rx2 Pro Firmware: Cleartext Storage of Sensitive Information
Cleartext transmission of sensitive information in the web management portal of the Tenda RX2 Pro 16.03.30.14 allows an attacker to decrypt traffic between the client and server by collecting the symmetric AES key from collected and/or observed traffic. The AE
- 7.3 High severity
Rx2 Pro Firmware: Improper Access Control
Lack of input validation/sanitization in the 'ate' management service in the Tenda RX2 Pro 16.03.30.14 allows an unauthorized remote attacker to gain root shell access to the device by sending a crafted UDP packet to the 'ate' service when it is enabled. Authe
- 8.2 High severity
Rx2 Pro Firmware: Insecure Storage of Sensitive Information
Use of weak credentials in the Tenda RX2 Pro 16.03.30.14 allows an unauthenticated attacker to authenticate to the telnet service by calculating the root password based on easily-obtained device information. The password is based on the last two digits/octets
- 7.3 High severity
Rx2 Pro Firmware: Inadequate Encryption Strength
Reuse of a static AES key and initialization vector for encrypted traffic to the 'ate' management service of the Tenda RX2 Pro 16.03.30.14 allows an attacker to decrypt, replay, and/or forge traffic to the service.
- 8.8 High severity
Rx2 Pro Firmware: Improper Neutralization of Special Elements used in a Command
Lack of input validation/sanitization in the 'setLanCfg' API endpoint in httpd in the Tenda RX2 Pro 16.03.30.14 allows a remote attacker that is authorized to the web management portal to gain root shell access to the device by sending a crafted web request. T
- 8.8 High severity
W12: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability classified as critical was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644). Affected by this vulnerability is the function cgidhcpsCfgSet of the file /goform/modules of the component httpd. The manipulation of the argument json leads to
- 9.8 Critical severity
Ac9 Firmware: Stack-based Buffer Overflow
In the Tenda ac9 v1.0 router with firmware V15.03.05.14_multi, there is a stack overflow vulnerability in /goform/WifiWpsStart, which may lead to remote arbitrary code execution.
- 9.8 Critical severity
Ac9 Firmware: Stack-based Buffer Overflow
In Tenda ac9 v1.0 with firmware V15.03.05.14_multi, the rebootTime parameter of /goform/SetSysAutoRebbotCfg has a stack overflow vulnerability, which can lead to remote arbitrary code execution.
- 9.8 Critical severity
Ac9 Firmware: Stack-based Buffer Overflow
In Tenda AC9 v1.0 with firmware V15.03.05.14_multi, the security parameter of /goform/WifiBasicSet has a stack overflow vulnerability, which can lead to remote arbitrary code execution.
- 8.8 High severity
W12: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644) and classified as critical. Affected by this issue is the function cgiSysUplinkCheckSet of the file /bin/httpd. The manipulation of the argument hostIp1/hostIp2 leads to stack-based buf
- 8.8 High severity
W12: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644). It has been rated as critical. This issue affects the function cgiSysScheduleRebootSet of the file /bin/httpd. The manipulation of the argument rebootDate leads to stack-based buffer o
- 8.8 High severity
W12: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644). It has been declared as critical. This vulnerability affects the function cgiPingSet of the file /bin/httpd. The manipulation of the argument pingIP leads to stack-based buffer overflo
- 8.8 High severity
AC15: Buffer Copy without Checking Size of Input
A vulnerability was found in Tenda AC15 up to 15.03.05.19 and classified as critical. This issue affects the function fromSetWirelessRepeat of the file /goform/WifiExtraSet. The manipulation of the argument mac leads to buffer overflow. The attack may be initi
- 9.8 Critical severity
W12: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in Tenda W12 3.0.0.5. It has been rated as critical. Affected by this issue is the function cgiWifiRadioSet of the file /bin/httpd. The manipulation leads to stack-based buffer overflow. The attack may be launched remotely. The exploi
- 8.8 High severity
AC7: Buffer Copy without Checking Size of Input
A vulnerability was found in Tenda AC7 15.03.06.44. It has been rated as critical. Affected by this issue is the function formSetPPTPServer of the file /goform/SetPptpServerCfg. The manipulation of the argument pptp_server_start_ip/pptp_server_end_ip leads to
- 8.8 High severity
AC1206: Out-of-bounds Write
A vulnerability was found in Tenda AC1206 15.03.06.23. It has been classified as critical. Affected is the function form_fast_setting_wifi_set of the file /goform/fast_setting_wifi_set. The manipulation of the argument ssid/timeZone leads to buffer overflow. I
- 8.8 High severity
RX3: Out-of-bounds Write
A vulnerability, which was classified as critical, has been found in Tenda RX3 16.03.13.11. This issue affects the function formSetDeviceName of the file /goform/SetOnlineDevName. The manipulation of the argument devName leads to stack-based buffer overflow. T
- 9.8 Critical severity
Ac15 Firmware: Buffer Copy without Checking Size of Input
A buffer overflow vulnerability has been discovered in Tenda Ac15 V15.13.07.13. The vulnerability occurs when the webCgiGetUploadFile function calls the socketRead function to process HTTP request messages, resulting in the overwriting of a buffer on the stack
- 7.5 High severity
AC23: Improper Resource Shutdown or Release
A vulnerability, which was classified as problematic, has been found in Tenda AC23 16.03.07.52. This issue affects some unknown processing of the file /goform/VerAPIMant of the component API Interface. The manipulation of the argument getuid leads to denial of
- 8.8 High severity
AC10: Out-of-bounds Write
A vulnerability was found in Tenda AC10 16.03.10.13 and classified as critical. This issue affects the function ShutdownSetAdd of the file /goform/ShutdownSetAdd. The manipulation of the argument list leads to stack-based buffer overflow. The attack may be ini
- 7.5 High severity
W6-s Firmware: Buffer Copy without Checking Size of Input
Tenda W6_S v1.0.0.4_510 has a Buffer Overflow vulnerability in the set_local_time function, which allows remote attackers to cause web server crash via parameter time passed to the binary through a POST request.
- 7.5 High severity
W6-s Firmware: Buffer Copy without Checking Size of Input
Tenda W6_S v1.0.0.4_510 has a Buffer Overflow vulnerability in the setcfm function, which allows remote attackers to cause web server crash via parameter funcpara1 passed to the binary through a POST request.