EUVD-2026-16811CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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Description
A vulnerability has been found in Tenda AC15 15.03.05.19. This affects the function formSetCfm of the file /goform/setcfm of the component POST Request Handler. The manipulation of the argument funcpara1 leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
Analysis
Stack-based buffer overflow in Tenda AC15 router firmware 15.03.05.19 enables remote authenticated attackers to achieve code execution via the formSetCfm function. The vulnerability is triggered through POST requests to /goform/setcfm by manipulating the funcpara1 parameter. …
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Remediation
Within 24 hours: Identify all Tenda AC15 routers in your environment running firmware 15.03.05.19 using network scanning tools; restrict administrative access to the device management interface via network segmentation. Within 7 days: Contact Tenda for available firmware updates (check for versions >15.03.05.19); implement network-level authentication controls to limit access to /goform/setcfm endpoints. …
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