CVE-2026-6631— Tenda F451 httpd webExcptypemanFilter fromwebExcptypemanFilter buffer overflow
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I. Basic Information for CVE-2026-6631
Vulnerability Information
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Vulnerability Title
Tenda F451 httpd webExcptypemanFilter fromwebExcptypemanFilter buffer overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was determined in Tenda F451 1.0.0.7_cn_svn7958. Impacted is the function fromwebExcptypemanFilter of the file /goform/webExcptypemanFilter of the component httpd. Executing a manipulation of the argument page can lead to buffer overflow. The attack may be launched 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
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Tenda F451 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda F451是中国腾达（Tenda）公司的一款无线路由器。 Tenda F451 1.0.0.7_cn_svn7958版本存在安全漏洞，该漏洞源于对文件/goform/webExcptypemanFilter中httpd组件fromwebExcptypemanFilter函数的参数page操作不当，可能导致缓冲区溢出。
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-2026-6631
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- CVE-2026-6631 Tenda F451 httpd webExcptypemanFilter fromwebExcptypemanFilter buffer overflowvdb-entrytechnical-description
- https://nvd.nist.gov/vuln/detail/CVE-2026-6631
Same Patch Batch · Tenda · 2026-04-20 · 3 CVEs total
| CVE-2026-6630 | 8.8 HIGH | Tenda F451 httpd GstDhcpSetSer fromGstDhcpSetSer buffer overflow |
| CVE-2026-6632 | 8.8 HIGH | Tenda F451 httpd SafeClientFilter fromSafeClientFilter buffer overflow |
IV. Related Vulnerabilities
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- CVE-2026-6632
Tenda F451 httpd SafeClientFilter fromSafeClientFilter buffe - CVE-2026-6630
Tenda F451 httpd GstDhcpSetSer fromGstDhcpSetSer buffer over - CVE-2026-6137
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Tenda F451 L7Im frmL7ImForm stack-based overflow - CVE-2026-6135
Tenda F451 SetIpBind fromSetIpBind stack-based overflow
Same vendor: Tenda
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Same weakness: CWE-120
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V. Comments for CVE-2026-6631
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