CVE-2025-12225
HighCVSS 8.8Exploitation Probability (EPSS)
Elevated risk63th percentile - higher than 63% of all known CVEs
Summary
A vulnerability has been found in Tenda AC6 15.03.06.50. This issue affects some unknown processing of the file /goform/WifiGuestSet. The manipulation of the argument shareSpeed leads to stack-based buffer overflow. The attack may be launched remotely, and the exploit has been disclosed to the public.
Risk Assessment
The risk includes the possibility of remote code execution or device crash, potentially leading to network compromise and device takeover.
Recommendation
Immediately update the device firmware to a patched version and restrict access to the administrative panel.
Other vulnerabilities in Tenda AC6
See all- CVE-2026-8265Medium
A security vulnerability has been detected in Tenda AC6 15.03.06.23. The function get_log_file in the file /goform/getLogFile of the httpd component is affected by OS command injection via manipulation of the argument wans.flag. The attack can be launched remotely and the exploit has been disclosed.
- CVE-2026-8263Medium
A security flaw has been discovered in Tenda AC6 15.03.06.49_multi_TDE01. The function fromSetWirelessRepeat in the file /goform/WifiExtraSet of the httpd component is affected by OS command injection via manipulation of arguments mac or ssid. The attack can be launched remotely and the exploit has been released.
- CVE-2026-8259Medium
A vulnerability has been found in Tenda AC6 2.0/15.03.06.23. An unknown function in the file /goform/telnet of the httpd component is affected by OS command injection via manipulation of the argument lan.ip. The attack can be launched remotely and the exploit has been disclosed.
- CVE-2024-52714Critical
A buffer overflow vulnerability was discovered in the 'fromSetSysTime' function of Tenda AC6 v2.0 router with firmware v15.03.06.50. An attacker could exploit this flaw to execute arbitrary code or cause a denial of service.
- CVE-2023-40839Critical
The Tenda AC6 device has a command execution vulnerability in the 'sub_ADF3C' function. In the 'formSetIptv' function, the 'list' and 'vlanId' parameters are passed unfiltered, allowing for arbitrary command execution.
- CVE-2023-40837Critical
The Tenda AC6 device has a command execution vulnerability in the 'sub_ADD50' function. In the 'formSetIptv' function, unfiltered passing of the 'list' and 'vlanId' fields as parameters to the 'sub_ADD50' function allows for command execution.
- CVE-2022-37176Critical
A vulnerability in the firmware of Tenda AC6 (AC1200) v5.0 and below allows attackers to remove the Wi-Fi password and force the device into open security mode by sending a crafted packet to the goform/setWizard form.
- CVE-2026-8264Medium
An OS command injection vulnerability was found in Tenda AC6 router version 15.03.06.23 in the formWifiApScan function of the /goform/WifiApScan file. Manipulating the wl2g.public.country or wl5g.public.country arguments allows remote command execution. The exploit is publicly available.
- CVE-2025-46035High
A buffer overflow vulnerability was found in Tenda AC6 router firmware version 15.03.05.16. An unauthenticated remote attacker can cause a denial of service (DoS) by sending an HTTP GET request with oversized schedStartTime and schedEndTime parameters to the /goform/openSchedWifi endpoint.
- CVE-2022-36552High
In Tenda AC6 (AC1200) firmware version 5.0 and below (v02.03.01.114), a vulnerability exists in the /cgi-bin/DownloadFlash component. It allows an attacker to steal all data, including source code and system files, via a crafted GET request.
Original NVD description (English source)
A vulnerability has been found in Tenda AC6 15.03.06.50. This issue affects some unknown processing of the file /goform/WifiGuestSet of the component HTTP Request Handler. Such manipulation of the argument shareSpeed leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

