EUVD-2026-25725CVSS VectorNVD
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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8DescriptionNVD
A security vulnerability has been detected in Tenda F456 1.0.0.5. This issue affects the function fromVirtualSer of the file /goform/VirtualSer of the component httpd. The manipulation of the argument menufacturer/Go leads to buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used.
AnalysisAI
Remote code execution in Tenda F456 router firmware 1.0.0.5 allows authenticated attackers to overflow buffers in the httpd service via crafted menufacturer/Go parameters to the VirtualSer endpoint. Public exploit code exists on GitHub (Litengzheng/vuldb_new), enabling attackers with low-privilege credentials to achieve complete system compromise. …
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RemediationAI
Within 24 hours: Identify all Tenda F456 routers on your network using firmware version 1.0.0.5 and document their current user access controls. Within 7 days: Verify whether default credentials remain active on any F456 device; if so, change all administrative passwords immediately and disable any unused user accounts. …
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External POC / Exploit Code
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