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I. Basic Information for CVE-2026-4489
Vulnerability Information
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Vulnerability Title
Tenda A18 Pro fast_setting_wifi_set form_fast_setting_wifi_set stack-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was detected in Tenda A18 Pro 02.03.02.28. This vulnerability affects the function form_fast_setting_wifi_set of the file /goform/fast_setting_wifi_set. The manipulation results in stack-based buffer overflow. The attack may be launched remotely. The exploit is now public and may be used.
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 A18 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda A18是中国腾达（Tenda）公司的一款 AC1200 双频 Wi-Fi 中继器。 Tenda A18 Pro 02.03.02.28版本存在安全漏洞，该漏洞源于文件/goform/fast_setting_wifi_set中函数form_fast_setting_wifi_set存在栈缓冲区溢出。
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
VendorProductAffected VersionsCPESubscribe
TendaA18 Pro 02.03.02.28 -
II. Public POCs for CVE-2026-4489
#POC DescriptionSource LinkShenlong Link
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kimi-k2.5 · 10038 chars
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III. Intelligence Information for CVE-2026-4489
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IV. Related Vulnerabilities
Same product: A18 Pro
Same vendor: Tenda
Same weakness: CWE-121
V. Comments for CVE-2026-4489

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