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
AC15: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was identified in Tenda AC15 15.03.05.18. This impacts an unknown function of the file /goform/setNotUpgrade. Such manipulation of the argument newVersion leads to stack-based buffer overflow. The attack may be launched remotely. The exploit is
- 8.8 High severity
AC15: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was determined in Tenda AC15 15.03.05.18. This affects an unknown function of the file /goform/fast_setting_pppoe_set. This manipulation of the argument Password causes stack-based buffer overflow. The attack may be initiated remotely. The expl
- 8.8 High severity
AC15: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in Tenda AC15 15.03.05.18. The impacted element is an unknown function of the file /goform/SetDDNSCfg of the component POST Parameter Handler. The manipulation of the argument ddnsEn results in stack-based buffer overflow. The attack
- 8.8 High severity
AC20: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability has been found in Tenda AC20 up to 16.03.08.12. The affected element is the function sscanf of the file /goform/fast_setting_wifi_set. The manipulation of the argument timeZone leads to buffer overflow. The attack can be initiated remotely. The
- 8.8 High severity
AC23: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in Tenda AC23 up to 16.03.07.52. Affected by this issue is the function sscanf of the file /goform/SetStaticRouteCfg. The manipulation of the argument list results in buffer overflow. It is possible to launch the attack remotely. The
- 8.8 High severity
AC18: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was detected in Tenda AC18 15.03.05.19(6318). This issue affects some unknown processing of the file /goform/SetDDNSCfg. The manipulation of the argument ddnsEn results in stack-based buffer overflow. It is possible to launch the attack remotel
- 8.8 High severity
AC18: Improper Restriction of Operations within the Bounds of a Memory Buffer
A security vulnerability has been detected in Tenda AC18 15.03.05.19(6318). This vulnerability affects unknown code of the file /goform/SetUpnpCfg. The manipulation of the argument upnpEn leads to stack-based buffer overflow. It is possible to initiate the att
- 8.8 High severity
AC18: Improper Restriction of Operations within the Bounds of a Memory Buffer
A weakness has been identified in Tenda AC18 15.03.05.19(6318). This affects an unknown part of the file /goform/WifiMacFilterSet. Executing a manipulation of the argument wifi_chkHz can lead to stack-based buffer overflow. The attack may be performed from rem
- 8.8 High severity
AC18: Improper Restriction of Operations within the Bounds of a Memory Buffer
A security flaw has been discovered in Tenda AC18 15.03.05.19(6318). Affected by this issue is some unknown functionality of the file /goform/fast_setting_pppoe_set. Performing a manipulation of the argument Username results in stack-based buffer overflow. The
- 8.8 High severity
AC18: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was identified in Tenda AC18 15.03.05.19(6318). Affected by this vulnerability is an unknown functionality of the file /goform/setNotUpgrade. Such manipulation of the argument newVersion leads to stack-based buffer overflow. The attack can be e
- 8.8 High severity
AC18: Improper Restriction of Operations within the Bounds of a Memory Buffer
A flaw has been found in Tenda AC18 15.03.05.19. This impacts an unknown function of the file /goform/saveAutoQos. This manipulation of the argument enable causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been published
- 8.8 High severity
AC18: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was detected in Tenda AC18 15.03.05.19. This affects an unknown function of the file /goform/WizardHandle. The manipulation of the argument WANT/mtuvalue results in stack-based buffer overflow. The attack can be launched remotely. The exploit i
- 8.8 High severity
AC18: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A security vulnerability has been detected in Tenda AC18 15.03.05.19. The impacted element is an unknown function of the file /goform/AdvSetLanip. The manipulation of the argument lanIp leads to command injection. The attack can be initiated remotely. The expl
- 8.8 High severity
AC8: Improper Restriction of Operations within the Bounds of a Memory Buffer
A weakness has been identified in Tenda AC8 16.03.34.06. The affected element is the function formSetServerConfig of the file /goform/SetServerConfig. Executing manipulation can lead to buffer overflow. It is possible to launch the attack remotely. The exploit
- 8.8 High severity
CH22: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was determined in Tenda CH22 1.0.0.1. This vulnerability affects the function formWrlExtraGet of the file /goform/GstDhcpSetSer. This manipulation of the argument dips causes buffer overflow. The attack is possible to be carried out remotely. T
- 8.8 High severity
AC21: Improper Restriction of Operations within the Bounds of a Memory Buffer
A security flaw has been discovered in Tenda AC21 up to 16.03.08.16. Affected by this vulnerability is the function sscanf of the file /goform/SetStaticRouteCfg. The manipulation of the argument list results in buffer overflow. The attack can be launched remot
- 8.8 High severity
AC21: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was identified in Tenda AC21 16.03.08.16. The affected element is the function sub_45BB10 of the file /goform/WifiExtraSet. The manipulation of the argument wpapsk_crypto leads to buffer overflow. It is possible to initiate the attack remotely.
- 8.8 High severity
AC20: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was identified in Tenda AC20 up to 16.03.08.12. Affected by this issue is the function strcpy of the file /goform/SetPptpServerCfg of the component HTTP POST Request Handler. Such manipulation of the argument startIp leads to buffer overflow. T
- 8.8 High severity
AC23: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability has been found in Tenda AC23 up to 16.03.07.52. Affected by this vulnerability is the function sscanf of the file /goform/SetPptpServerCfg of the component HTTP POST Request Handler. Such manipulation of the argument startIp leads to buffer ove
- 7.7 High severity
An issue was discovered in Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01 allowing attackers…
An issue was discovered in Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01 allowing attackers to cause a denial of service via the funcname, funcpara1, funcpara2 parameters to the formSetCfm function (uri path: SetCfm).
- 8.8 High severity
AC9: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was identified in Tenda AC9 and AC15 15.03.05.14/15.03.05.18. This vulnerability affects the function formexeCommand of the file /goform/exeCommand. Such manipulation of the argument cmdinput leads to buffer overflow. The attack can be executed
- 8.8 High severity
AC9: Improper Neutralization of Special Elements used in a Command
A vulnerability was determined in Tenda AC9 and AC15 15.03.05.14. This affects the function formexeCommand of the file /goform/exeCommand. This manipulation of the argument cmdinput causes os command injection. Remote exploitation of the attack is possible. Th
- 9.8 Critical severity
AC1206: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in Tenda AC1206 15.03.06.23. This vulnerability affects the function check_param_changed of the file /goform/AdvSetMacMtuWa of the component HTTP Request Handler. Performing manipulation of the argument wanMTU results in stack-based b
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the rules parameter in the dns_forward_rule_store function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
W30e Firmware: Stack-based Buffer Overflow
Tenda W30E V16.01.0.19 (5037) was discovered to contain a stack overflow in the String parameter in the formDeleteMeshNode function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 9.8 Critical severity
W30e Firmware: Stack-based Buffer Overflow
Tenda W30E V16.01.0.19 (5037) was discovered to contain a stack overflow in the v17 parameter in the UploadCfg function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the pppoeServerWhiteMacIndex parameter in the formModifyPppAuthWhiteMac function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
W30e Firmware: Stack-based Buffer Overflow
Tenda W30E V16.01.0.19 (5037) was discovered to contain a stack overflow in the countryCode parameter in the werlessAdvancedSet function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the staticRouteGateway parameter in the formSetStaticRoute function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the vpnUsers parameter in the formAddVpnUsers function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the gstUp parameter in the guestWifiRuleRefresh function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the pPppUser parameter in the getsinglepppuser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the bindDhcpIndex parameter in the modifyDhcpRule function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the portMappingIndex parameter in the formDelPortMapping function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the delDhcpIndex parameter in the formDelDhcpRule function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain multiple stack overflows in the formIPMacBindModify function via the ruleId, ip, mac, v6 and remark parameters. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the dhcpIndex parameter in the addDhcpRule function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain multiple stack overflows in the formSetDebugCfg function via the pEnable, pLevel, and pModule parameters. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 7.5 High severity
G3 Firmware: Stack-based Buffer Overflow
Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the listStr parameter in the ipMacBindListStore function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
- 8.8 High severity
AC20: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was detected in Tenda AC20 up to 16.03.08.12. The impacted element is the function strcpy of the file /goform/GetParentControlInfo. The manipulation of the argument mac results in buffer overflow. The attack may be performed from remote. The ex