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I. Basic Information for CVE-2026-2148
Vulnerability Information

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Vulnerability Title
Tenda AC21 Web Management DownloadFlash information disclosure
Source: NVD (National Vulnerability Database)
Vulnerability Description
A security vulnerability has been detected in Tenda AC21 16.03.08.16. Affected is an unknown function of the file /cgi-bin/DownloadFlash of the component Web Management Interface. The manipulation leads to information disclosure. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
Tenda AC21 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda AC21是中国腾达(Tenda)公司的一款无线路由器。 Tenda AC21 16.03.08.16版本存在访问控制错误漏洞,该漏洞源于对文件/cgi-bin/DownloadFlash的错误操作,可能导致信息泄露。
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
TendaAC21 16.03.08.16 cpe:2.3:o:tenda:ac21_firmware:*:*:*:*:*:*:*:*
II. Public POCs for CVE-2026-2148
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III. Intelligence Information for CVE-2026-2148
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IV. Related Vulnerabilities
V. Comments for CVE-2026-2148

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