CVE-2026-3802— Tenda i3 exeCommand formexeCommand stack-based overflow
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I. Basic Information for CVE-2026-3802
Vulnerability Information
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Vulnerability Title
Tenda i3 exeCommand formexeCommand stack-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was determined in Tenda i3 1.0.0.6(2204). Affected by this issue is the function formexeCommand of the file /goform/exeCommand. Executing a manipulation of the argument cmdinput can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
Tenda i3 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda i3是中国腾达（Tenda）公司的一个无线接入点设备。 Tenda i3 1.0.0.6(2204)版本存在安全漏洞，该漏洞源于对文件/goform/exeCommand中函数formexeCommand的参数cmdinput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
II. Public POCs for CVE-2026-3802
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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-2026-3803 | 8.8 HIGH | Tenda i3 WifiMacFilterGet formWifiMacFilterGet stack-based overflow |
| CVE-2026-3804 | 8.8 HIGH | Tenda i3 WifiMacFilterSet formWifiMacFilterSet stack-based overflow |
| CVE-2026-3807 | 8.8 HIGH | Tenda FH1202 AdvSetWrlsafeset formWrlsafeset 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: i3
- CVE-2026-5841
Tenda i3 HTTP R7WebsSecurityHandler path traversal - CVE-2026-3971
Tenda i3 wifiSSIDset formwrlSSIDset stack-based overflow - CVE-2026-3970
Tenda i3 wifiSSIDget formwrlSSIDget stack-based overflow - CVE-2026-3804
Tenda i3 WifiMacFilterSet formWifiMacFilterSet stack-based o - CVE-2026-3803
Tenda i3 WifiMacFilterGet formWifiMacFilterGet stack-based o
Same vendor: Tenda
- CVE-2026-8265
Tenda AC6 httpd getLogFile get_log_file os command injection - CVE-2026-8264
Tenda AC6 httpd WifiApScan formWifiApScan os command injecti - CVE-2026-8263
Tenda AC6 httpd WifiExtraSet fromSetWirelessRepeat os comman - CVE-2026-8259
Tenda AC6 httpd telnet os command injection - CVE-2026-8138
Tenda CX12L SetPptpServerCfg” formSetPPTPServer stack-based
Same weakness: CWE-121
- CVE-2026-8258
Squirrel sqstdstring.cpp validate_format stack-based overflo - CVE-2026-8234
EFM ipTIME A8004T WifiBasicSet formWifiBasicSet stack-based - CVE-2026-6665
PgBouncer buffer overflow in SCRAM - CVE-2026-41509
Integer underflow in crypto_sign_open() leads to buffer over - CVE-2026-8138
Tenda CX12L SetPptpServerCfg” formSetPPTPServer stack-based
V. Comments for CVE-2026-3802
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