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CVE-2026-7033— Tenda F456 SafeClientFilter fromSafeClientFilter buffer overflow

CVSS 8.8 · High EPSS 0.08% · P23
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I. Basic Information for CVE-2026-7033

Vulnerability Information
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Vulnerability Title
Tenda F456 SafeClientFilter fromSafeClientFilter buffer overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability has been found in Tenda F456 1.0.0.5. Affected by this vulnerability is the function fromSafeClientFilter of the file /goform/SafeClientFilter. Such manipulation of the argument menufacturer/Go leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the 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
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 F456 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda F456是中国腾达（Tenda）公司的一款无线路由器。 Tenda F456 1.0.0.5版本存在缓冲区错误漏洞，该漏洞源于/goform/SafeClientFilter文件的fromSafeClientFilter函数对menufacturer/Go参数操作不当，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

VendorProductAffected VersionsCPESubscribe
TendaF456 1.0.0.5 -

II. Public POCs for CVE-2026-7033

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III. Intelligence Information for CVE-2026-7033

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Same Patch Batch · Tenda · 2026-04-26 · 14 CVEs total

CVE-2026-70578.8 HIGHTenda F456 httpd setcfm buffer overflow
CVE-2026-70568.8 HIGHTenda F456 httpd SafeUrlFilter fromSafeUrlFilter buffer overflow
CVE-2026-70558.8 HIGHTenda F456 httpd VirtualSer fromVirtualSer buffer overflow
CVE-2026-70548.8 HIGHTenda F456 httpd PPTPDClient fromPptpUserAdd buffer overflow
CVE-2026-70538.8 HIGHTenda F456 httpd L7Prot frmL7ProtForm buffer overflow
CVE-2026-70358.8 HIGHTenda FH1202 httpd WrlclientSet fromWrlclientSet stack-based overflow
CVE-2026-70348.8 HIGHTenda FH1202 httpd WrlExtraSet stack-based overflow
CVE-2026-70328.8 HIGHTenda F456 SafeEmailFilter buffer overflow
CVE-2026-70318.8 HIGHTenda F456 SafeMacFilter fromSafeMacFilter buffer overflow
CVE-2026-70308.8 HIGHTenda F456 RouteStatic fromRouteStatic buffer overflow
CVE-2026-70298.8 HIGHTenda F456 addressNat fromaddressNat buffer overflow
CVE-2026-70198.8 HIGHTenda F456 P2pListFilter fromP2pListFilter buffer overflow
CVE-2026-70367.3 HIGHTenda i9 HTTP R7WebsSecurityHandlerfunction path traversal

IV. Related Vulnerabilities

Same product: F456
Same vendor: Tenda
Same weakness: CWE-120

V. Comments for CVE-2026-7033

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