CVE-2026-2907— Tenda HG9 GPON Configuration Endpoint formgponConf stack-based overflow
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I. Basic Information for CVE-2026-2907
Vulnerability Information
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Vulnerability Title
Tenda HG9 GPON Configuration Endpoint formgponConf stack-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A weakness has been identified in Tenda HG9 300001138. Affected by this vulnerability is an unknown functionality of the file /boaform/formgponConf of the component GPON Configuration Endpoint. This manipulation of the argument fmgpon_loid/fmgpon_loid_password causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.
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 HG9 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda HG9是中国腾达（Tenda）公司的一款WiFi路由器。 Tenda HG9 300001138版本存在安全漏洞，该漏洞源于对组件GPON Configuration Endpoint的文件/boaform/formgponConf中参数fmgpon_loid/fmgpon_loid_password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-2026-2907
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Same Patch Batch · Tenda · 2026-02-22 · 8 CVEs total
| CVE-2026-2911 | 8.8 HIGH | Tenda FH451 GstDhcpSetSer buffer overflow |
| CVE-2026-2910 | 8.8 HIGH | Tenda HG9 formPing6 stack-based overflow |
| CVE-2026-2909 | 8.8 HIGH | Tenda HG9 Diagnostic Ping Endpoint formPing stack-based overflow |
| CVE-2026-2908 | 8.8 HIGH | Tenda HG9 Loopback Detection Configuration Endpoint formLoopBack stack-based overflow |
| CVE-2026-2906 | 8.8 HIGH | Tenda HG9 Samba Configuration Endpoint formSamba stack-based overflow |
| CVE-2026-2905 | 8.8 HIGH | Tenda HG9 Wireless Configuration Endpoint formWlanSetup stack-based overflow |
| CVE-2026-2930 | 6.3 MEDIUM | Tenda A18 Httpd Service UploadCfg webCgiGetUploadFile stack-based overflow |
IV. Related Vulnerabilities
Same product: HG9
- CVE-2026-2910
Tenda HG9 formPing6 stack-based overflow - CVE-2026-2909
Tenda HG9 Diagnostic Ping Endpoint formPing stack-based over - CVE-2026-2908
Tenda HG9 Loopback Detection Configuration Endpoint formLoop - CVE-2026-2906
Tenda HG9 Samba Configuration Endpoint formSamba stack-based - CVE-2026-2905
Tenda HG9 Wireless Configuration Endpoint formWlanSetup stac
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-2026-2907
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