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CVE-2026-3807— Tenda FH1202 AdvSetWrlsafeset formWrlsafeset stack-based overflow

Quick assessment

Affected
Tenda FH1202
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Tenda FH1202是中国腾达（Tenda）公司的一款无线路由器。 Tenda FH1202 1.2.0.14(408)版本存在安全漏洞，该漏洞源于对文件/goform/AdvSetWrlsafeset中函数formWrlsafeset的参数mit_ssid/mit_ssid_index的错误操作，可能导致栈缓冲区溢出。

CVSS 8.8 · High EPSS 1.01% · P62
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I. Basic Information for CVE-2026-3807

Vulnerability Information
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Vulnerability Title
Tenda FH1202 AdvSetWrlsafeset formWrlsafeset stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in Tenda FH1202 1.2.0.14(408). Impacted is the function formWrlsafeset of the file /goform/AdvSetWrlsafeset. Such manipulation of the argument mit_ssid/mit_ssid_index leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Tenda FH1202 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda FH1202是中国腾达（Tenda）公司的一款无线路由器。 Tenda FH1202 1.2.0.14(408)版本存在安全漏洞，该漏洞源于对文件/goform/AdvSetWrlsafeset中函数formWrlsafeset的参数mit_ssid/mit_ssid_index的错误操作，可能导致栈缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Tenda FH1202 1.2.0.14(408) cpe:2.3:o:tenda:fh1202_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-3807

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8447 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2026-3807

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Vendor Advisories for CVE-2026-3807 (3)

Proof of Concept for CVE-2026-3807 (1)

Same Patch Batch · Tenda · 2026-03-09 · 10 CVEs total

CVE-2026-3799 8.8 HIGH Tenda i3 setcfm formSetCfm stack-based overflow
CVE-2026-3801 8.8 HIGH Tenda i3 setAutoPing formSetAutoPing stack-based overflow
CVE-2026-3802 8.8 HIGH Tenda i3 exeCommand formexeCommand stack-based overflow
CVE-2026-3803 8.8 HIGH Tenda i3 WifiMacFilterGet formWifiMacFilterGet stack-based overflow
CVE-2026-3804 8.8 HIGH Tenda i3 WifiMacFilterSet formWifiMacFilterSet stack-based overflow
CVE-2026-3808 8.8 HIGH Tenda FH1202 webtypelibrary formWebTypeLibrary stack-based overflow
CVE-2026-3809 8.8 HIGH Tenda FH1202 NatSaticSetting fromNatStaticSetting stack-based overflow
CVE-2026-3810 8.8 HIGH Tenda FH1202 DhcpListClient fromDhcpListClient stack-based overflow
CVE-2026-3811 8.8 HIGH Tenda FH1202 P2pListFilter fromP2pListFilter stack-based overflow

IV. Related Vulnerabilities

Same product: FH1202
Same vendor: Tenda
Same weakness: CWE-121

V. Comments for CVE-2026-3807

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