The vulnerability of the microprogrammed software of Tenda W3002R, A302, and W309R lies in the lack of proper cookie file handling, which allows attackers to carry out spoofing attacks.

The vulnerability of the microprogrammed software of Tenda W3002R, A302, and W309R lies in the lack of proper cookie file handling. Exploiting this vulnerability allows a malicious actor to perform spoofing attacks by sending specially crafted GET requests to the final destination /goform/AdvSetD...

The vulnerability of the formWifiMacFilterSet() function in the Tenda W3 wireless access point software allows a intruder to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the formWifiMacFilterSet function in the Tenda W3 wireless access point software lies in the fact that the operation’s results are stored outside of the buffer in memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

The vulnerability of the fromGstDhcpSetSer() function (/goform/GstDhcpSetSer) in the httpd microprogramming system for Tenda F451 components allows a attacker to cause a service failure.

The vulnerability of the fromGstDhcpSetSer function /goform/GstDhcpSetSer in the httpd microprogramming system for Tenda F451 components is related to the issue of the operation going beyond the buffer in memory when processing the dips parameter. Exploiting this vulnerability could allow an...

The vulnerability of the formexeCommand() function in the Tenda W3 wireless access point software allows a intruder to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the formexeCommand function in the Tenda W3 wireless access point software lies in the fact that the operation exceeds the buffer limits in memory when processing the cmdinput parameter. Exploiting this vulnerability allows an attacker to compromise the confidentiality,...

The vulnerability of the formWrlExtraSet function (/goform/WrlExtraSet) of the Tenda CH22 router software allows a attacker to execute arbitrary code or cause service interruptions.

The vulnerability of the formWrlExtraSet /goform/WrlExtraSet function in the Tenda CH22 router microprogramming system lies in the reading of data outside the buffer in memory during the processing of the GO parameter. Exploiting this vulnerability allows an attacker to execute arbitrary code or...

The vulnerability of the FormWriteFacMac function in the /goform/WriteFacMac file of the Tenda CH22 software allows a perpetrator to execute arbitrary commands.

The vulnerability of the FormWriteFacMac function in the /goform/WriteFacMac file of the Tenda CH22 microprogramming system is related to the failure to take measures to neutralize special elements during the processing of the mac parameter. Exploiting this vulnerability can allow an attacker to...

The vulnerability of the fromPPTPUserSetting function (/goform/PPTPUserSetting) in the Tenda F453 router software allows a attacker to execute arbitrary code or cause a service failure.

The vulnerability of the fromPPTPUserSetting function /goform/PPTPUserSetting of the Tenda F453 router’s software lies in the fact that the operation’s output goes beyond the buffer in memory. Exploiting this vulnerability allows a malicious actor to execute arbitrary code or cause service failur...

CVE-2026-79551

Tenda Technology Co., Ltd NVR4H CH3 v2.1 V27.5.58.6 was discovered to contain a hardcoded cryptographic key...

The vulnerability of the formDelWebAuthWhiteUser function in the microprogramming software for wireless Wi-Fi routers Tenda W20E allows a perpetrator to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the formDelWebAuthWhiteUser function in the wireless Wi-Fi router software Tenda W20E is related to the operation of the webAuthWhiteUserIndex parameter that goes beyond the buffer in memory. Exploiting this vulnerability allows an attacker to compromise the confidentiality,...

EUVD-2026-78815

Tenda Technology Co., Ltd NVR4H CH3 v2.1 V27.5.58.6 was discovered to contain a hardcoded cryptographic key...

CVE-2026-79551: Use of Hard-coded Cryptographic Key

Tenda Technology Co., Ltd NVR4H CH3 v2.1 V27.5.58.6 was discovered to contain a hardcoded cryptographic key...

PT-2026-92032

Name of the Vulnerable Software and Affected Versions Tenda Technology Co., Ltd NVR 4H CH3 version V27.5.58.6 Description The software contains a hardcoded cryptographic key, which is a fixed secret key embedded directly into the code, potentially allowing unauthorized decryption or authenticatio...

CVE-2026-79551

Tenda Technology Co., Ltd NVR4H CH3 v2.1 V27.5.58.6 was discovered to contain a hardcoded cryptographic key...

CVE-2026-79551

Tenda Technology Co., Ltd NVR4H CH3 v2.1 V27.5.58.6 was discovered to contain a hardcoded cryptographic key...

The vulnerability of the formIPMacBindAdd function in the HTTP Handler component of the wireless Wi-Fi routers from Tenda, allowing a hacker to cause a service failure.

The vulnerability of the formIPMacBindAdd function in the HTTP Handler component of the wireless Wi-Fi routers from Tenda, the Tenda W20E, is related to the issue where the operation is executed outside the buffer in memory when processing the IPMacBindRule parameter. Exploiting this vulnerabilit...

CVE-2026-79551

The Tenda Technology Co., Ltd NVR_4H (hardware version CH3 v2.1 ) running firmware V27.5.58.6 contains a hardcoded ECDSA private key and certificate within the user-x.squashfs partition. Because these keys are embedded in the read-only filesystem and are identical across all devices running this ...

CVE-2026-90688

A vulnerability was identified in Tenda W20E 15.11.0.610681546841CNTDC. This issue affects the function formIPMacBindAdd of the component HTTP Handler. Such manipulation of the argument IPMacBindRule leads to stack-based buffer overflow. It is possible to launch the attack remotely...

CVE-2026-90689

A security flaw has been discovered in Tenda W20E 15.11.0.610681546841CNTDC. Impacted is the function formDelWebAuthWhiteUser. Performing a manipulation of the argument webAuthWhiteUserIndex results in stack-based buffer overflow. The attack can be initiated remotely...

CVE-2026-90689 Tenda W20E formDelWebAuthWhiteUser stack-based overflow

A security flaw has been discovered in Tenda W20E 15.11.0.610681546841CNTDC. Impacted is the function formDelWebAuthWhiteUser. Performing a manipulation of the argument webAuthWhiteUserIndex results in stack-based buffer overflow. The attack can be initiated remotely...

CVE-2026-90689 Tenda W20E formDelWebAuthWhiteUser stack-based overflow

A security flaw has been discovered in Tenda W20E 15.11.0.610681546841CNTDC. Impacted is the function formDelWebAuthWhiteUser. Performing a manipulation of the argument webAuthWhiteUserIndex results in stack-based buffer overflow. The attack can be initiated remotely...