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I. Basic Information for CVE-2026-2876
Vulnerability Information
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Vulnerability Title
Tenda A18 setBlackRule parse_macfilter_rule stack-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was determined in Tenda A18 15.13.07.13. This affects the function parse_macfilter_rule of the file /goform/setBlackRule. This manipulation of the argument deviceList causes stack-based buffer overflow. The attack may be initiated remotely. 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 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 15.13.07.13版本存在安全漏洞，该漏洞源于/goform/setBlackRule文件中parse_macfilter_rule函数对参数deviceList的操作存在栈缓冲区溢出。
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 15.13.07.13 -
II. Public POCs for CVE-2026-2876
#POC DescriptionSource LinkShenlong Link
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opencode/nemotron-3-super-free · 12867 chars
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III. Intelligence Information for CVE-2026-2876
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IV. Related Vulnerabilities
Same product: A18
Same vendor: Tenda
Same weakness: CWE-121
V. Comments for CVE-2026-2876

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